--------------------------------------------------------------------------------------------------------------------
      name:  <unnamed>
       log:  C:\research\rfwomen\restat\table_appendix3.log
  log type:  text
 opened on:   3 Aug 2016, 10:53:41

. ************************************************************;
. * Regressions using data by 1-year age group (columns 1-3);
. ************************************************************;
. use data_1yr_stacked;

. gen yob=1959-age;

. gen time=yob-1915;

. *  Proportion married;
. *  Women age 18-44;
. reg marrf sr10a lnpopm urbshf i.yob i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =      2,025
                                                F(27, 74)         =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9916
                                                Root MSE          =     .01795

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       marrf |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr10a |   .2010894   .0400494     5.02   0.000     .1212892    .2808896
      lnpopm |   .0244567   .0077534     3.15   0.002     .0090077    .0399058
      urbshf |   -.004621    .065043    -0.07   0.944     -.134222    .1249799
             |
         yob |
       1916  |   .0198196    .002099     9.44   0.000     .0156372    .0240021
       1917  |   .0392963   .0033858    11.61   0.000       .03255    .0460427
       1918  |   .0687637   .0047492    14.48   0.000     .0593008    .0782267
       1919  |   .0674343   .0028084    24.01   0.000     .0618384    .0730303
       1920  |    .100495   .0044461    22.60   0.000     .0916361     .109354
       1921  |   .1169594   .0039581    29.55   0.000     .1090727    .1248461
       1922  |   .1426692   .0046521    30.67   0.000     .1333997    .1519388
       1923  |   .1480407   .0039841    37.16   0.000     .1401023    .1559791
       1924  |   .1557393   .0042191    36.91   0.000     .1473326    .1641461
       1925  |   .1563714   .0044803    34.90   0.000     .1474442    .1652985
       1926  |   .1601276   .0051387    31.16   0.000     .1498886    .1703667
       1927  |   .1521758   .0069055    22.04   0.000     .1384163    .1659352
       1928  |   .1541972   .0073934    20.86   0.000     .1394655    .1689288
       1929  |   .1359221   .0088557    15.35   0.000     .1182768    .1535675
       1930  |   .1386998    .008332    16.65   0.000     .1220978    .1553017
       1931  |   .1238377   .0091482    13.54   0.000     .1056094    .1420659
       1932  |   .1190608   .0082685    14.40   0.000     .1025856    .1355361
       1933  |   .0892125   .0085355    10.45   0.000     .0722052    .1062199
       1934  |     .05459   .0084192     6.48   0.000     .0378144    .0713657
       1935  |   .0087075   .0090904     0.96   0.341    -.0094055    .0268204
       1936  |   -.058718   .0106213    -5.53   0.000    -.0798814   -.0375546
       1937  |  -.1489212   .0117605   -12.66   0.000    -.1723546   -.1254879
       1938  |   -.262363   .0135766   -19.32   0.000     -.289415    -.235311
       1939  |  -.3715294   .0136717   -27.18   0.000    -.3987709    -.344288
       1940  |  -.4930743   .0133692   -36.88   0.000    -.5197131   -.4664356
       1941  |  -.5823365   .0132698   -43.88   0.000    -.6087772   -.5558958
             |
       regno |
          2  |  -.0047373   .0139729    -0.34   0.736    -.0325788    .0231043
          3  |   .0015596   .0094893     0.16   0.870    -.0173482    .0204674
          5  |  -.0424458   .0214749    -1.98   0.052    -.0852356    .0003439
          6  |   .0718607   .0166983     4.30   0.000     .0385886    .1051328
          7  |  -.0240543   .0272465    -0.88   0.380    -.0783441    .0302356
          8  |  -.0030018   .0112385    -0.27   0.790     -.025395    .0193914
          9  |  -.0206898   .0163412    -1.27   0.209    -.0532503    .0118707
         10  |   -.015471   .0240929    -0.64   0.523    -.0634771    .0325351
         11  |  -.0891925    .020794    -4.29   0.000    -.1306255   -.0477596
         12  |  -.0401765   .0087299    -4.60   0.000    -.0575713   -.0227818
         13  |  -.0546113   .0064593    -8.45   0.000    -.0674818   -.0417408
         14  |  -.0610406   .0182579    -3.34   0.001    -.0974203   -.0246609
         15  |   -.042527   .0180416    -2.36   0.021    -.0784755   -.0065784
         16  |  -.0310073   .0295854    -1.05   0.298    -.0899574    .0279429
         17  |  -.0463192   .0202617    -2.29   0.025    -.0866914   -.0059469
         18  |  -.0723501   .0274382    -2.64   0.010    -.1270219   -.0176782
         19  |   -.062819    .024583    -2.56   0.013    -.1118018   -.0138362
         20  |   -.086637   .0223411    -3.88   0.000    -.1311527   -.0421214
         21  |  -.0497328   .0170726    -2.91   0.005    -.0837507   -.0157149
         22  |  -.0346823   .0116124    -2.99   0.004    -.0578204   -.0115442
         23  |  -.0267151    .007727    -3.46   0.001    -.0421115   -.0113187
         24  |  -.0836095   .0259783    -3.22   0.002    -.1353724   -.0318467
         25  |  -.1233732   .0313473    -3.94   0.000     -.185834   -.0609123
         26  |  -.0950242   .0276175    -3.44   0.001    -.1500532   -.0399952
         27  |  -.0794198   .0199873    -3.97   0.000    -.1192453   -.0395943
         28  |  -.0781741   .0159016    -4.92   0.000    -.1098588   -.0464894
         29  |  -.1130402   .0311685    -3.63   0.001    -.1751449   -.0509356
         30  |  -.0995174   .0225051    -4.42   0.000    -.1443598   -.0546751
         31  |  -.0742281   .0298798    -2.48   0.015    -.1337649   -.0146913
         32  |  -.0868499   .0245696    -3.53   0.001     -.135806   -.0378939
         33  |  -.0807675   .0257655    -3.13   0.002    -.1321064   -.0294286
         34  |   .0050251    .031588     0.16   0.874    -.0579153    .0679656
         35  |  -.0669291   .0173796    -3.85   0.000    -.1015587   -.0322995
         36  |   .0270647   .0069637     3.89   0.000     .0131893      .04094
         37  |  -.0371984   .0132057    -2.82   0.006    -.0635113   -.0108855
         38  |  -.0823628   .0228983    -3.60   0.001    -.1279886   -.0367369
         39  |  -.0232399   .0131544    -1.77   0.081    -.0494507    .0029708
         40  |   -.031648    .013929    -2.27   0.026    -.0594021   -.0038939
         41  |   -.059332   .0192529    -3.08   0.003    -.0976942   -.0209699
         42  |  -.0049101   .0184831    -0.27   0.791    -.0417385    .0319182
         43  |  -.0069418   .0185215    -0.37   0.709    -.0438467    .0299631
         44  |   .0125011    .007469     1.67   0.098    -.0023813    .0273834
         46  |   .0375571   .0040117     9.36   0.000     .0295637    .0455506
         47  |  -.0146277   .0112424    -1.30   0.197    -.0370287    .0077732
         49  |  -.0613662   .0222523    -2.76   0.007    -.1057049   -.0170274
         50  |   -.067103   .0217909    -3.08   0.003    -.1105223   -.0236838
         51  |  -.0448202   .0154353    -2.90   0.005    -.0755756   -.0140647
         52  |   -.085306   .0204574    -4.17   0.000    -.1260683   -.0445437
         53  |  -.0823844    .014982    -5.50   0.000    -.1122366   -.0525321
         54  |  -.0800568   .0227072    -3.53   0.001    -.1253018   -.0348117
         55  |  -.0519889   .0148439    -3.50   0.001     -.081566   -.0224119
         56  |   -.063452   .0141459    -4.49   0.000    -.0916383   -.0352657
         58  |  -.0396155   .0182386    -2.17   0.033    -.0759568   -.0032742
         59  |  -.0285161   .0167489    -1.70   0.093     -.061889    .0048568
         61  |  -.0876768   .0248229    -3.53   0.001    -.1371376    -.038216
         62  |   -.020888   .0159165    -1.31   0.193    -.0526023    .0108264
         63  |   -.050327   .0127356    -3.95   0.000    -.0757032   -.0249508
         64  |    -.04541   .0170411    -2.66   0.009    -.0793651   -.0114549
         65  |  -.0072317   .0152507    -0.47   0.637    -.0376193    .0231559
         66  |  -.0570492   .0231354    -2.47   0.016    -.1031475   -.0109508
         69  |  -.0143631   .0173738    -0.83   0.411    -.0489813     .020255
         70  |   .0685398    .026701     2.57   0.012     .0153368    .1217428
         71  |    .018325   .0086038     2.13   0.037     .0011816    .0354684
         72  |  -.0189996   .0190423    -1.00   0.322    -.0569421    .0189429
         75  |   .0111148   .0169684     0.66   0.514    -.0226956    .0449251
         77  |   .0012724   .0097266     0.13   0.896    -.0181083    .0206531
         79  |   .0194768   .0222061     0.88   0.383    -.0247697    .0637234
         82  |   .0636061   .0139337     4.56   0.000     .0358426    .0913696
         83  |   .0572138   .0175748     3.26   0.002     .0221952    .0922324
         84  |   .0526023    .012875     4.09   0.000     .0269483    .0782562
         85  |   .0953242   .0153066     6.23   0.000     .0648251    .1258233
         87  |   -.038585   .0464451    -0.83   0.409    -.1311288    .0539588
         88  |   .0630626   .0181496     3.47   0.001     .0268986    .0992265
         89  |   .0396564   .0035033    11.32   0.000     .0326759    .0466368
             |
regno#c.time |
          1  |  -.0009436   .0004472    -2.11   0.038    -.0018347   -.0000526
          2  |  -.0028553   .0006933    -4.12   0.000    -.0042368   -.0014738
          3  |  -.0035674   .0008641    -4.13   0.000    -.0052892   -.0018456
          5  |  -.0028616    .000746    -3.84   0.000    -.0043481   -.0013751
          6  |  -.0026421   .0004798    -5.51   0.000    -.0035981   -.0016861
          7  |  -.0049533   .0002426   -20.42   0.000    -.0054367   -.0044699
          8  |  -.0011586   .0002312    -5.01   0.000    -.0016192    -.000698
          9  |  -.0024079   .0004834    -4.98   0.000    -.0033711   -.0014447
         10  |  -.0010567   .0003915    -2.70   0.009    -.0018367   -.0002767
         11  |   .0014487   .0003095     4.68   0.000     .0008319    .0020655
         12  |  -.0012534   .0003279    -3.82   0.000    -.0019067   -.0006001
         13  |  -.0014405   .0003528    -4.08   0.000    -.0021435   -.0007375
         14  |   .0010926   .0004635     2.36   0.021     .0001691    .0020161
         15  |  -.0014524   .0006812    -2.13   0.036    -.0028097    -.000095
         16  |  -.0047408   .0002091   -22.67   0.000    -.0051574   -.0043242
         17  |   -.002184   .0001671   -13.07   0.000    -.0025169   -.0018511
         18  |   .0014523   .0004819     3.01   0.004     .0004921    .0024126
         19  |   .0011078   .0006273     1.77   0.082    -.0001421    .0023576
         20  |   .0015709   .0005669     2.77   0.007     .0004413    .0027005
         21  |  -.0012831   .0005527    -2.32   0.023    -.0023844   -.0001818
         22  |    .000423    .000294     1.44   0.154    -.0001628    .0010087
         23  |  -.0032354   .0004126    -7.84   0.000    -.0040574   -.0024134
         24  |    .001213   .0004446     2.73   0.008     .0003272    .0020988
         25  |   .0034604   .0003955     8.75   0.000     .0026724    .0042484
         26  |  -.0005256   .0003045    -1.73   0.089    -.0011323    .0000812
         27  |    .000273    .000704     0.39   0.699    -.0011297    .0016756
         28  |  -.0000417   .0003759    -0.11   0.912    -.0007907    .0007074
         29  |   .0037269   .0004129     9.03   0.000     .0029041    .0045498
         30  |   .0020287   .0003937     5.15   0.000     .0012442    .0028132
         31  |   .0014181   .0004444     3.19   0.002     .0005326    .0023036
         32  |   .0021366    .000505     4.23   0.000     .0011304    .0031428
         33  |   .0024154   .0004631     5.22   0.000     .0014926    .0033382
         34  |   .0031009   .0002965    10.46   0.000       .00251    .0036917
         35  |  -.0012774   .0003961    -3.22   0.002    -.0020667   -.0004881
         36  |  -.0013194   .0003551    -3.72   0.000     -.002027   -.0006118
         37  |   .0009866   .0003868     2.55   0.013      .000216    .0017573
         38  |   .0020028   .0004422     4.53   0.000     .0011216     .002884
         39  |  -.0003895   .0002415    -1.61   0.111    -.0008706    .0000916
         40  |  -.0000182    .000408    -0.04   0.965    -.0008312    .0007949
         41  |   .0025134   .0003697     6.80   0.000     .0017768      .00325
         42  |   .0031907   .0002626    12.15   0.000     .0026675    .0037139
         43  |   .0038155   .0003182    11.99   0.000     .0031815    .0044494
         44  |   .0013766   .0007026     1.96   0.054    -.0000234    .0027767
         46  |  -.0053703   .0003595   -14.94   0.000    -.0060866    -.004654
         47  |   .0052103    .000366    14.24   0.000     .0044811    .0059395
         49  |   .0028406   .0002501    11.36   0.000     .0023423    .0033389
         50  |   .0041585   .0003035    13.70   0.000     .0035538    .0047631
         51  |   .0015424   .0003421     4.51   0.000     .0008606    .0022241
         52  |   .0023531   .0003659     6.43   0.000      .001624    .0030822
         53  |   .0014333   .0003995     3.59   0.001     .0006372    .0022293
         54  |   .0050108   .0004614    10.86   0.000     .0040914    .0059302
         55  |   .0017932   .0003615     4.96   0.000     .0010729    .0025135
         56  |  -.0001632   .0004568    -0.36   0.722    -.0010733     .000747
         58  |  -.0010009   .0003656    -2.74   0.008    -.0017294   -.0002725
         59  |   .0002505   .0001905     1.31   0.193    -.0001291    .0006301
         61  |    .004768   .0004284    11.13   0.000     .0039144    .0056216
         62  |   .0009497    .000403     2.36   0.021     .0001468    .0017526
         63  |   .0011804   .0003309     3.57   0.001     .0005209    .0018398
         64  |   .0017879   .0003189     5.61   0.000     .0011524    .0024233
         65  |  -.0004234   .0005716    -0.74   0.461    -.0015622    .0007154
         66  |   .0027884   .0003293     8.47   0.000     .0021322    .0034446
         69  |   .0012749   .0001792     7.12   0.000     .0009179    .0016319
         70  |   .0019072   .0005382     3.54   0.001     .0008349    .0029795
         71  |   .0026718   .0002089    12.79   0.000     .0022556     .003088
         72  |   .0002039    .000408     0.50   0.619     -.000609    .0010168
         75  |  -.0015622   .0002404    -6.50   0.000    -.0020413   -.0010832
         77  |   .0012899   .0000955    13.51   0.000     .0010997    .0014802
         79  |  -.0027194    .000331    -8.22   0.000     -.003379   -.0020599
         82  |  -.0006716   .0001079    -6.22   0.000    -.0008866   -.0004565
         83  |  -.0017465   .0002991    -5.84   0.000    -.0023425   -.0011505
         84  |   .0002484   .0002446     1.02   0.313    -.0002389    .0007357
         85  |   .0004756   .0002859     1.66   0.100     -.000094    .0010452
         87  |   .0050141   .0012627     3.97   0.000     .0024981    .0075301
         88  |    .002111   .0002915     7.24   0.000     .0015301    .0026919
         89  |          0  (omitted)
             |
       _cons |   .2752534   .0849575     3.24   0.002     .1059718     .444535
------------------------------------------------------------------------------

. reg marrf sr5a lnpopm urbshf i.yob i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =      2,025
                                                F(27, 74)         =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9916
                                                Root MSE          =      .0179

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       marrf |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
        sr5a |   .1532606   .0296029     5.18   0.000     .0942757    .2122456
      lnpopm |   .0181303    .008064     2.25   0.028     .0020624    .0341982
      urbshf |  -.0354582   .0634465    -0.56   0.578    -.1618781    .0909618
             |
         yob |
       1916  |    .019051   .0019337     9.85   0.000     .0151981     .022904
       1917  |   .0369957   .0031361    11.80   0.000     .0307468    .0432446
       1918  |   .0652399   .0043932    14.85   0.000     .0564863    .0739935
       1919  |   .0650959   .0027131    23.99   0.000       .05969    .0705018
       1920  |   .0965673   .0039148    24.67   0.000     .0887668    .1043678
       1921  |   .1127871   .0034834    32.38   0.000     .1058462    .1197279
       1922  |   .1380567   .0040048    34.47   0.000      .130077    .1460365
       1923  |   .1428085   .0034784    41.06   0.000     .1358777    .1497394
       1924  |   .1517725    .004146    36.61   0.000     .1435113    .1600336
       1925  |   .1515536   .0045346    33.42   0.000     .1425182    .1605889
       1926  |   .1558174    .005342    29.17   0.000     .1451733    .1664615
       1927  |   .1487588    .007106    20.93   0.000     .1345997    .1629178
       1928  |   .1502335   .0075436    19.92   0.000     .1352026    .1652644
       1929  |   .1304558   .0089553    14.57   0.000      .112612    .1482996
       1930  |   .1308983   .0086007    15.22   0.000      .113761    .1480355
       1931  |   .1145958   .0095344    12.02   0.000     .0955981    .1335934
       1932  |   .1077347   .0090926    11.85   0.000     .0896172    .1258522
       1933  |   .0773747   .0095045     8.14   0.000     .0584365    .0963128
       1934  |   .0450085   .0092578     4.86   0.000     .0265619     .063455
       1935  |   .0018222   .0094451     0.19   0.848    -.0169975     .020642
       1936  |  -.0608749   .0101575    -5.99   0.000    -.0811141   -.0406357
       1937  |  -.1471882   .0107838   -13.65   0.000    -.1686753    -.125701
       1938  |  -.2573028   .0119918   -21.46   0.000    -.2811969   -.2334086
       1939  |  -.3671579   .0122507   -29.97   0.000    -.3915681   -.3427478
       1940  |    -.48807   .0116596   -41.86   0.000    -.5113021   -.4648378
       1941  |  -.5788224    .011388   -50.83   0.000    -.6015134   -.5561314
             |
       regno |
          2  |   .0129798   .0101703     1.28   0.206     -.007285    .0332446
          3  |  -.0013595    .008676    -0.16   0.876    -.0186467    .0159278
          5  |  -.0576253   .0193694    -2.98   0.004    -.0962196    -.019031
          6  |   .0892088     .01625     5.49   0.000     .0568299    .1215877
          7  |  -.0014971   .0291275    -0.05   0.959    -.0595348    .0565406
          8  |  -.0019438   .0103945    -0.19   0.852    -.0226554    .0187677
          9  |  -.0328513   .0151742    -2.16   0.034    -.0630865   -.0026161
         10  |  -.0263671   .0225979    -1.17   0.247    -.0713943    .0186602
         11  |   -.096785   .0190776    -5.07   0.000    -.1347979   -.0587722
         12  |  -.0426083   .0083488    -5.10   0.000    -.0592436   -.0259731
         13  |  -.0582203   .0071998    -8.09   0.000    -.0725663   -.0438743
         14  |  -.0733463    .016886    -4.34   0.000    -.1069925   -.0397002
         15  |  -.0578829   .0166872    -3.47   0.001    -.0911329   -.0246329
         16  |  -.0012135   .0312893    -0.04   0.969    -.0635588    .0611318
         17  |  -.0310809   .0199189    -1.56   0.123    -.0707702    .0086084
         18  |   -.088692   .0259402    -3.42   0.001     -.140379   -.0370051
         19  |  -.0752862   .0228045    -3.30   0.001    -.1207251   -.0298472
         20  |  -.1003232   .0203212    -4.94   0.000    -.1408142   -.0598322
         21  |  -.0571688   .0157177    -3.64   0.001    -.0884871   -.0258505
         22  |  -.0264218   .0110293    -2.40   0.019    -.0483982   -.0044455
         23  |  -.0286288   .0076635    -3.74   0.000    -.0438986    -.013359
         24  |  -.1043214   .0244442    -4.27   0.000    -.1530276   -.0556152
         25  |  -.1418116   .0294456    -4.82   0.000    -.2004833   -.0831399
         26  |  -.1105134   .0257824    -4.29   0.000    -.1618859   -.0591409
         27  |  -.0910593   .0181695    -5.01   0.000    -.1272627   -.0548558
         28  |  -.0729187   .0153625    -4.75   0.000    -.1035291   -.0423083
         29  |  -.1280249   .0291074    -4.40   0.000    -.1860227   -.0700271
         30  |  -.1035448    .020727    -5.00   0.000    -.1448443   -.0622453
         31  |  -.0884177    .028001    -3.16   0.002    -.1442109   -.0326245
         32  |  -.1001525   .0229137    -4.37   0.000     -.145809   -.0544961
         33  |  -.0913965   .0240941    -3.79   0.000    -.1394051    -.043388
         34  |  -.0080831   .0337884    -0.24   0.812    -.0754079    .0592417
         35  |  -.0701535   .0160508    -4.37   0.000    -.1021355   -.0381715
         36  |   .0267401    .006868     3.89   0.000     .0130554    .0404248
         37  |  -.0318211   .0120703    -2.64   0.010    -.0558717   -.0077706
         38  |  -.0916528   .0214212    -4.28   0.000    -.1343354   -.0489702
         39  |  -.0115651   .0120307    -0.96   0.340    -.0355367    .0124065
         40  |  -.0280219   .0129889    -2.16   0.034    -.0539028   -.0021411
         41  |  -.0678956   .0182384    -3.72   0.000    -.1042365   -.0315548
         42  |  -.0147888   .0196393    -0.75   0.454    -.0539209    .0243434
         43  |  -.0101668    .018242    -0.56   0.579    -.0465148    .0261812
         44  |   .0143282   .0083975     1.71   0.092    -.0024042    .0310605
         46  |   .0393988   .0044789     8.80   0.000     .0304745    .0483231
         47  |   -.009005   .0107808    -0.84   0.406    -.0304862    .0124762
         49  |    -.05327   .0203997    -2.61   0.011    -.0939172   -.0126228
         50  |  -.0665966   .0202842    -3.28   0.002    -.1070137   -.0261795
         51  |  -.0340334   .0144847    -2.35   0.021    -.0628948   -.0051719
         52  |  -.0866738    .018939    -4.58   0.000    -.1244106   -.0489369
         53  |  -.0901522   .0137494    -6.56   0.000    -.1175484    -.062756
         54  |  -.0914166   .0215585    -4.24   0.000    -.1343727   -.0484604
         55  |  -.0511184   .0136808    -3.74   0.000     -.078378   -.0238588
         56  |  -.0559913   .0134643    -4.16   0.000    -.0828195    -.029163
         58  |  -.0226773   .0182868    -1.24   0.219    -.0591145    .0137599
         59  |  -.0088115   .0159025    -0.55   0.581    -.0404978    .0228749
         61  |  -.0891802    .022951    -3.89   0.000    -.1349111   -.0434492
         62  |  -.0019105   .0152465    -0.13   0.901    -.0322898    .0284688
         63  |  -.0434341   .0118266    -3.67   0.000    -.0669992    -.019869
         64  |  -.0446737   .0158677    -2.82   0.006    -.0762909   -.0130566
         65  |  -.0102535   .0148951    -0.69   0.493    -.0399328    .0194257
         66  |  -.0640882   .0220379    -2.91   0.005    -.1079996   -.0201768
         69  |  -.0126206    .017286    -0.73   0.468    -.0470638    .0218225
         70  |   .0779379   .0285285     2.73   0.008     .0210936    .1347821
         71  |   .0176525    .009446     1.87   0.066    -.0011691    .0364742
         72  |  -.0082659   .0170017    -0.49   0.628    -.0421426    .0256107
         75  |   .0296349   .0134717     2.20   0.031     .0027919    .0564779
         77  |   .0114784   .0081325     1.41   0.162    -.0047259    .0276827
         79  |   .0422214   .0185834     2.27   0.026     .0051932    .0792495
         82  |   .0906603   .0095847     9.46   0.000     .0715623    .1097582
         83  |   .0871051   .0118737     7.34   0.000     .0634462    .1107641
         84  |   .0727026   .0086923     8.36   0.000     .0553828    .0900224
         85  |   .1246765    .011201    11.13   0.000      .102358    .1469951
         87  |   .0498069   .0262966     1.89   0.062    -.0025902     .102204
         88  |   .0950275   .0111288     8.54   0.000     .0728528    .1172022
         89  |   .0505667   .0024722    20.45   0.000     .0456406    .0554927
             |
regno#c.time |
          1  |   .0000245   .0002419     0.10   0.920    -.0004575    .0005065
          2  |  -.0020629   .0005078    -4.06   0.000    -.0030746   -.0010511
          3  |  -.0021834   .0005349    -4.08   0.000    -.0032493   -.0011176
          5  |  -.0014519    .000428    -3.39   0.001    -.0023047    -.000599
          6  |  -.0023494   .0003872    -6.07   0.000     -.003121   -.0015778
          7  |  -.0043359    .000204   -21.25   0.000    -.0047424   -.0039293
          8  |  -.0003343   .0001502    -2.23   0.029    -.0006337    -.000035
          9  |  -.0013626   .0002787    -4.89   0.000    -.0019178   -.0008073
         10  |  -.0002735    .000248    -1.10   0.274    -.0007677    .0002207
         11  |   .0022648   .0001596    14.19   0.000     .0019468    .0025829
         12  |  -.0000108   .0001736    -0.06   0.951    -.0003568    .0003352
         13  |  -.0001134   .0001246    -0.91   0.366    -.0003616    .0001348
         14  |   .0021714   .0002387     9.10   0.000     .0016957    .0026471
         15  |   .0000743   .0003636     0.20   0.839    -.0006501    .0007987
         16  |  -.0043703   .0001987   -22.00   0.000    -.0047662   -.0039744
         17  |  -.0014267   .0001497    -9.53   0.000    -.0017249   -.0011285
         18  |   .0025609   .0002523    10.15   0.000     .0020582    .0030636
         19  |   .0024027   .0003587     6.70   0.000     .0016879    .0031174
         20  |   .0026319   .0003457     7.61   0.000     .0019431    .0033207
         21  |   .0000199   .0003279     0.06   0.952    -.0006334    .0006733
         22  |   .0012783   .0001638     7.80   0.000     .0009519    .0016047
         23  |  -.0020579    .000192   -10.72   0.000    -.0024405   -.0016752
         24  |   .0023981   .0002101    11.41   0.000     .0019794    .0028168
         25  |   .0044482   .0002001    22.23   0.000     .0040495    .0048468
         26  |   .0004311   .0001375     3.14   0.002     .0001571     .000705
         27  |   .0017379   .0003803     4.57   0.000     .0009803    .0024956
         28  |   .0009372   .0001853     5.06   0.000     .0005679    .0013064
         29  |   .0046383   .0002397    19.35   0.000     .0041608    .0051158
         30  |   .0030636   .0002169    14.12   0.000     .0026314    .0034958
         31  |   .0025608   .0002246    11.40   0.000     .0021132    .0030084
         32  |   .0032802   .0002769    11.85   0.000     .0027285    .0038319
         33  |   .0035176   .0002574    13.67   0.000     .0030048    .0040304
         34  |   .0038843   .0001349    28.80   0.000     .0036155    .0041531
         35  |  -.0000945   .0001667    -0.57   0.572    -.0004266    .0002376
         36  |  -.0005095    .000257    -1.98   0.051    -.0010214    2.53e-06
         37  |   .0019963   .0002707     7.38   0.000      .001457    .0025357
         38  |   .0031481   .0002593    12.14   0.000     .0026315    .0036647
         39  |   .0005039   .0001662     3.03   0.003     .0001728     .000835
         40  |   .0010733   .0002336     4.59   0.000     .0006079    .0015387
         41  |    .003588   .0001761    20.37   0.000     .0032371     .003939
         42  |   .0037385   .0002491    15.01   0.000     .0032422    .0042349
         43  |   .0045804   .0002651    17.28   0.000     .0040521    .0051086
         44  |   .0018313   .0006569     2.79   0.007     .0005224    .0031402
         46  |  -.0048667   .0003281   -14.83   0.000    -.0055204    -.004213
         47  |   .0055992   .0003524    15.89   0.000     .0048971    .0063013
         49  |    .003418   .0002201    15.53   0.000     .0029795    .0038565
         50  |   .0048375   .0002643    18.30   0.000     .0043109    .0053641
         51  |   .0024441   .0001766    13.84   0.000     .0020923    .0027959
         52  |   .0035532   .0001607    22.11   0.000      .003233    .0038734
         53  |    .002573   .0001943    13.24   0.000     .0021858    .0029603
         54  |   .0060806   .0002487    24.45   0.000      .005585    .0065761
         55  |   .0027038   .0001721    15.71   0.000     .0023609    .0030466
         56  |   .0010173   .0002424     4.20   0.000     .0005343    .0015003
         58  |   .0000933   .0001613     0.58   0.565    -.0002282    .0004148
         59  |   .0009781   .0000807    12.11   0.000     .0008172     .001139
         61  |   .0057647   .0002335    24.69   0.000     .0052995      .00623
         62  |    .001781    .000225     7.91   0.000     .0013326    .0022294
         63  |   .0020967   .0001723    12.17   0.000     .0017535    .0024399
         64  |    .002759    .000185    14.91   0.000     .0023904    .0031276
         65  |   .0006273   .0004201     1.49   0.140    -.0002098    .0014644
         66  |   .0036907   .0001681    21.95   0.000     .0033556    .0040257
         69  |   .0018622   .0002211     8.42   0.000     .0014217    .0023027
         70  |   .0017242   .0004535     3.80   0.000     .0008206    .0026277
         71  |   .0034366   .0000859    39.99   0.000     .0032653    .0036078
         72  |   .0011529   .0002571     4.48   0.000     .0006406    .0016652
         75  |  -.0006456   .0001179    -5.48   0.000    -.0008805   -.0004106
         77  |   .0016538   .0000466    35.45   0.000     .0015608    .0017467
         79  |  -.0024265   .0003481    -6.97   0.000    -.0031202   -.0017328
         82  |  -.0009277   .0000864   -10.73   0.000    -.0010999   -.0007555
         83  |  -.0018493   .0002634    -7.02   0.000    -.0023743   -.0013244
         84  |   .0002163   .0002198     0.98   0.328    -.0002217    .0006542
         85  |   -.000296   .0001647    -1.80   0.076    -.0006241    .0000321
         87  |    .002305   .0007021     3.28   0.002      .000906     .003704
         88  |   .0018903   .0002398     7.88   0.000     .0014124    .0023682
         89  |          0  (omitted)
             |
       _cons |   .3716018   .0813022     4.57   0.000     .2096035       .5336
------------------------------------------------------------------------------

. reg marrf sr15a lnpopm urbshf i.yob i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =      2,025
                                                F(27, 74)         =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9912
                                                Root MSE          =     .01838

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       marrf |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr15a |   .2508862   .0768414     3.26   0.002     .0977763    .4039962
      lnpopm |   .0273321   .0080598     3.39   0.001     .0112726    .0433916
      urbshf |  -.0172577    .067468    -0.26   0.799    -.1516907    .1171753
             |
         yob |
       1916  |    .021043    .002158     9.75   0.000      .016743     .025343
       1917  |   .0392335   .0034526    11.36   0.000     .0323541    .0461129
       1918  |   .0683413   .0048477    14.10   0.000      .058682    .0780006
       1919  |   .0643571   .0028307    22.74   0.000     .0587167    .0699974
       1920  |   .0979021   .0044113    22.19   0.000     .0891124    .1066918
       1921  |    .113866    .004015    28.36   0.000      .105866     .121866
       1922  |    .140646   .0048406    29.06   0.000     .1310009    .1502911
       1923  |   .1457034   .0043288    33.66   0.000     .1370782    .1543287
       1924  |   .1541134   .0047324    32.57   0.000     .1446839    .1635429
       1925  |   .1546465   .0049311    31.36   0.000      .144821     .164472
       1926  |   .1599074   .0055533    28.80   0.000     .1488423    .1709725
       1927  |   .1515424   .0072363    20.94   0.000     .1371238    .1659609
       1928  |   .1541648   .0077357    19.93   0.000     .1387511    .1695784
       1929  |   .1343636   .0093512    14.37   0.000      .115731    .1529962
       1930  |   .1383637   .0089597    15.44   0.000     .1205111    .1562164
       1931  |    .122429   .0100552    12.18   0.000     .1023935    .1424645
       1932  |   .1185625   .0095037    12.48   0.000      .099626    .1374991
       1933  |   .0888434   .0098367     9.03   0.000     .0692433    .1084434
       1934  |   .0567865   .0097181     5.84   0.000     .0374228    .0761502
       1935  |   .0119896   .0105814     1.13   0.261    -.0090944    .0330736
       1936  |  -.0543172   .0117941    -4.61   0.000    -.0778174    -.030817
       1937  |  -.1445529   .0128547   -11.25   0.000    -.1701664   -.1189393
       1938  |  -.2580453   .0148549   -17.37   0.000    -.2876443   -.2284463
       1939  |  -.3706107   .0154562   -23.98   0.000    -.4014078   -.3398136
       1940  |  -.4941454   .0157951   -31.28   0.000    -.5256177    -.462673
       1941  |  -.5862788   .0166551   -35.20   0.000    -.6194649   -.5530927
             |
       regno |
          2  |  -.0198018   .0229261    -0.86   0.391    -.0654831    .0258796
          3  |   .0001373   .0103076     0.01   0.989     -.020401    .0206757
          5  |  -.0400322   .0239759    -1.67   0.099    -.0878052    .0077408
          6  |   .0678394   .0178724     3.80   0.000     .0322278     .103451
          7  |  -.0274953   .0282552    -0.97   0.334     -.083795    .0288044
          8  |  -.0078332   .0117272    -0.67   0.506    -.0312002    .0155338
          9  |  -.0186109   .0177458    -1.05   0.298    -.0539703    .0167485
         10  |  -.0211286   .0251428    -0.84   0.403    -.0712266    .0289694
         11  |  -.0933673   .0219371    -4.26   0.000    -.1370779   -.0496567
         12  |  -.0385091   .0091391    -4.21   0.000    -.0567191   -.0202991
         13  |  -.0477728   .0089369    -5.35   0.000    -.0655801   -.0299656
         14  |    -.05984   .0197147    -3.04   0.003    -.0991224   -.0205577
         15  |  -.0379492     .01999    -1.90   0.062    -.0777801    .0018816
         16  |  -.0381211   .0308424    -1.24   0.220    -.0995758    .0233336
         17  |   -.053459    .020999    -2.55   0.013    -.0953004   -.0116177
         18  |  -.0739608   .0288412    -2.56   0.012     -.131428   -.0164935
         19  |  -.0643516   .0260083    -2.47   0.016    -.1161742    -.012529
         20  |  -.0876323   .0242401    -3.62   0.001    -.1359317   -.0393329
         21  |  -.0475465   .0185995    -2.56   0.013    -.0846068   -.0104862
         22  |  -.0395497   .0122238    -3.24   0.002    -.0639061   -.0151933
         23  |  -.0242852   .0087772    -2.77   0.007    -.0417742   -.0067962
         24  |   -.079699   .0281263    -2.83   0.006    -.1357418   -.0236561
         25  |  -.1248498   .0331078    -3.77   0.000    -.1908184   -.0588812
         26  |  -.0964773   .0292389    -3.30   0.001     -.154737   -.0382176
         27  |  -.0760294   .0222462    -3.42   0.001     -.120356   -.0317029
         28  |  -.0824212   .0165863    -4.97   0.000    -.1154702   -.0493722
         29  |  -.1177849    .032706    -3.60   0.001     -.182953   -.0526169
         30  |  -.1053561   .0235008    -4.48   0.000    -.1521824   -.0585298
         31  |  -.0771102   .0313042    -2.46   0.016    -.1394852   -.0147353
         32  |  -.0885097   .0259547    -3.41   0.001    -.1402256   -.0367939
         33  |  -.0836264   .0269208    -3.11   0.003    -.1372672   -.0299855
         34  |  -.0069075   .0343572    -0.20   0.841    -.0753658    .0615508
         35  |  -.0675409    .018466    -3.66   0.000    -.1043351   -.0307467
         36  |   .0241346   .0078847     3.06   0.003     .0084239    .0398453
         37  |  -.0436917   .0140394    -3.11   0.003    -.0716658   -.0157176
         38  |  -.0843572   .0239133    -3.53   0.001    -.1320055   -.0367089
         39  |  -.0285399   .0142869    -2.00   0.049    -.0570072   -.0000725
         40  |   -.035385   .0143636    -2.46   0.016    -.0640052   -.0067648
         41  |  -.0598181   .0200376    -2.99   0.004    -.0997439   -.0198924
         42  |  -.0085893   .0195603    -0.44   0.662    -.0475642    .0303855
         43  |   -.011435   .0196002    -0.58   0.561    -.0504892    .0276192
         44  |   .0119698   .0111159     1.08   0.285    -.0101791    .0341187
         46  |   .0354954   .0064341     5.52   0.000     .0226752    .0483155
         47  |  -.0236374   .0156887    -1.51   0.136    -.0548979     .007623
         49  |  -.0732443     .02347    -3.12   0.003    -.1200093   -.0264794
         50  |   -.075782   .0228613    -3.31   0.001     -.121334   -.0302299
         51  |  -.0540285   .0164561    -3.28   0.002     -.086818    -.021239
         52  |  -.0890154   .0211949    -4.20   0.000    -.1312472   -.0467837
         53  |  -.0803849   .0162511    -4.95   0.000    -.1127659    -.048004
         54  |  -.0811742   .0237233    -3.42   0.001    -.1284439   -.0339045
         55  |  -.0566367   .0154012    -3.68   0.000    -.0873243   -.0259491
         56  |  -.0678571   .0146159    -4.64   0.000    -.0969799   -.0387344
         58  |  -.0444552   .0190738    -2.33   0.022    -.0824605   -.0064498
         59  |    -.03583   .0185573    -1.93   0.057    -.0728063    .0011463
         61  |  -.0957627   .0257883    -3.71   0.000     -.147147   -.0443785
         62  |  -.0289588   .0176876    -1.64   0.106    -.0642022    .0062845
         63  |  -.0558626   .0133413    -4.19   0.000    -.0824458   -.0292794
         64  |  -.0511838   .0178366    -2.87   0.005     -.086724   -.0156435
         65  |  -.0134263   .0162219    -0.83   0.411    -.0457491    .0188965
         66  |   -.061576   .0239926    -2.57   0.012    -.1093823   -.0137696
         69  |  -.0245031   .0203314    -1.21   0.232    -.0650144    .0160082
         70  |   .0450156   .0396128     1.14   0.259    -.0339147    .1239458
         71  |   .0144609   .0108338     1.33   0.186    -.0071259    .0360477
         72  |   -.030005     .02129    -1.41   0.163    -.0724262    .0124162
         75  |  -.0014096   .0227535    -0.06   0.951     -.046747    .0439278
         77  |  -.0092034   .0132778    -0.69   0.490    -.0356599    .0172531
         79  |  -.0057781   .0386466    -0.15   0.882    -.0827832     .071227
         82  |   .0445704   .0220696     2.02   0.047     .0005958    .0885451
         83  |   .0381624   .0278262     1.37   0.174    -.0172824    .0936073
         84  |    .036218   .0229993     1.57   0.120    -.0096091    .0820451
         85  |   .0623645   .0344195     1.81   0.074    -.0062179    .1309468
         87  |  -.1185165    .094413    -1.26   0.213    -.3066384    .0696055
         88  |   .0347933   .0334869     1.04   0.302    -.0319308    .1015174
         89  |   .0318085   .0067182     4.73   0.000     .0184222    .0451948
             |
regno#c.time |
          1  |  -.0016811   .0008835    -1.90   0.061    -.0034415    .0000794
          2  |  -.0035433   .0012788    -2.77   0.007    -.0060913   -.0009954
          3  |  -.0043594   .0015442    -2.82   0.006    -.0074363   -.0012825
          5  |  -.0037049   .0013869    -2.67   0.009    -.0064684   -.0009414
          6  |  -.0029489   .0007653    -3.85   0.000    -.0044737   -.0014241
          7  |  -.0052287    .000454   -11.52   0.000    -.0061333   -.0043241
          8  |  -.0016825   .0005259    -3.20   0.002    -.0027304   -.0006345
          9  |  -.0031817   .0010074    -3.16   0.002    -.0051891   -.0011744
         10  |  -.0014413   .0007425    -1.94   0.056    -.0029207     .000038
         11  |   .0009718   .0006245     1.56   0.124    -.0002725    .0022162
         12  |  -.0021328   .0007469    -2.86   0.006    -.0036209   -.0006446
         13  |   -.002411   .0008552    -2.82   0.006    -.0041151   -.0007069
         14  |   .0003533   .0009516     0.37   0.711    -.0015429    .0022495
         15  |  -.0024478   .0013181    -1.86   0.067    -.0050741    .0001785
         16  |  -.0050065   .0003831   -13.07   0.000    -.0057698   -.0042432
         17  |  -.0028761   .0004394    -6.55   0.000    -.0037515   -.0020007
         18  |   .0007344   .0009712     0.76   0.452    -.0012008    .0026696
         19  |   .0003501   .0011738     0.30   0.766    -.0019887    .0026889
         20  |   .0010657   .0010399     1.02   0.309    -.0010064    .0031379
         21  |  -.0021562   .0010753    -2.01   0.049    -.0042987   -.0000137
         22  |  -.0002253   .0006704    -0.34   0.738     -.001561    .0011105
         23  |  -.0040545   .0009055    -4.48   0.000    -.0058587   -.0022503
         24  |   .0003716     .00092     0.40   0.687    -.0014615    .0022047
         25  |   .0028111   .0008165     3.44   0.001     .0011842     .004438
         26  |   -.001168   .0006586    -1.77   0.080    -.0024803    .0001443
         27  |  -.0007712   .0013945    -0.55   0.582    -.0035499    .0020074
         28  |  -.0007441   .0008137    -0.91   0.363    -.0023654    .0008773
         29  |   .0031879   .0008222     3.88   0.000     .0015496    .0048262
         30  |   .0014365   .0007829     1.83   0.071    -.0001234    .0029965
         31  |   .0006474   .0009367     0.69   0.492    -.0012191    .0025139
         32  |    .001465   .0009658     1.52   0.134    -.0004594    .0033893
         33  |   .0016531   .0009765     1.69   0.095    -.0002926    .0035988
         34  |   .0025912   .0005964     4.34   0.000     .0014029    .0037795
         35  |   -.002181   .0008674    -2.51   0.014    -.0039093   -.0004527
         36  |  -.0020493   .0007433    -2.76   0.007    -.0035303   -.0005682
         37  |   .0003688   .0006963     0.53   0.598    -.0010187    .0017563
         38  |   .0012376   .0008743     1.42   0.161    -.0005046    .0029797
         39  |  -.0011381   .0005635    -2.02   0.047     -.002261   -.0000153
         40  |  -.0007846   .0008371    -0.94   0.352    -.0024527    .0008834
         41  |   .0016557   .0008396     1.97   0.052    -.0000173    .0033286
         42  |   .0026249   .0004607     5.70   0.000     .0017071    .0035428
         43  |   .0028407   .0005556     5.11   0.000     .0017336    .0039478
         44  |   .0003152   .0008065     0.39   0.697    -.0012918    .0019221
         46  |  -.0060619   .0005232   -11.59   0.000    -.0071043   -.0050195
         47  |    .004595   .0003769    12.19   0.000      .003844    .0053461
         49  |   .0023866   .0005108     4.67   0.000     .0013688    .0034043
         50  |   .0034879   .0005992     5.82   0.000     .0022939    .0046819
         51  |   .0009989   .0006835     1.46   0.148     -.000363    .0023608
         52  |   .0014237   .0008105     1.76   0.083    -.0001912    .0030385
         53  |   .0005604   .0008473     0.66   0.510    -.0011279    .0022487
         54  |   .0042406    .000915     4.63   0.000     .0024174    .0060638
         55  |   .0010699    .000771     1.39   0.169    -.0004664    .0026062
         56  |  -.0009693    .000912    -1.06   0.291    -.0027865    .0008479
         58  |  -.0018184   .0008049    -2.26   0.027    -.0034223   -.0002146
         59  |  -.0004227    .000493    -0.86   0.394    -.0014051    .0005597
         61  |    .004119   .0008287     4.97   0.000     .0024678    .0057702
         62  |   .0003296    .000791     0.42   0.678    -.0012465    .0019057
         63  |   .0005146   .0006862     0.75   0.456    -.0008527    .0018818
         64  |   .0010613   .0006599     1.61   0.112    -.0002535    .0023761
         65  |  -.0009394   .0008748    -1.07   0.286    -.0026824    .0008037
         66  |   .0021013   .0007035     2.99   0.004     .0006995     .003503
         69  |    .000786   .0002445     3.21   0.002     .0002988    .0012732
         70  |   .0017548   .0007034     2.49   0.015     .0003532    .0031564
         71  |   .0020091   .0005347     3.76   0.000     .0009438    .0030745
         72  |  -.0005209   .0007746    -0.67   0.503    -.0020644    .0010225
         75  |  -.0023691   .0006027    -3.93   0.000      -.00357   -.0011682
         77  |   .0008498   .0002878     2.95   0.004     .0002764    .0014232
         79  |  -.0031413    .000295   -10.65   0.000    -.0037292   -.0025534
         82  |  -.0006886   .0001108    -6.21   0.000    -.0009094   -.0004678
         83  |  -.0018742   .0003356    -5.59   0.000    -.0025428   -.0012056
         84  |  -5.96e-06   .0002337    -0.03   0.980    -.0004715    .0004596
         85  |    .001186   .0005707     2.08   0.041     .0000488    .0023231
         87  |   .0073306   .0024258     3.02   0.003     .0024971     .012164
         88  |   .0024824   .0004421     5.62   0.000     .0016016    .0033633
         89  |          0  (omitted)
             |
       _cons |   .2396662    .093952     2.55   0.013     .0524627    .4268697
------------------------------------------------------------------------------

. *  Men age 18-44;
. reg marrm sr10a lnpopf urbshm i.yob i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =      2,025
                                                F(27, 74)         =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9966
                                                Root MSE          =     .01979

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       marrm |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr10a |   .1781357   .0488077     3.65   0.000     .0808844    .2753871
      lnpopf |  -.0054887   .0119983    -0.46   0.649    -.0293958    .0184184
      urbshm |  -.0498868   .0810072    -0.62   0.540    -.2112972    .1115236
             |
         yob |
       1916  |  -.0014469   .0026937    -0.54   0.593    -.0068142    .0039203
       1917  |  -.0029783   .0040949    -0.73   0.469    -.0111376    .0051809
       1918  |  -.0020765   .0071231    -0.29   0.771    -.0162696    .0121165
       1919  |   .0007739   .0025274     0.31   0.760    -.0042622    .0058099
       1920  |  -.0014161   .0056034    -0.25   0.801    -.0125811    .0097488
       1921  |  -.0015082    .004306    -0.35   0.727    -.0100881    .0070717
       1922  |  -.0029331   .0053645    -0.55   0.586    -.0136221    .0077558
       1923  |  -.0054262   .0037902    -1.43   0.156    -.0129783    .0021259
       1924  |  -.0108232   .0029092    -3.72   0.000    -.0166199   -.0050265
       1925  |  -.0174691    .002599    -6.72   0.000    -.0226476   -.0122905
       1926  |  -.0279945   .0035452    -7.90   0.000    -.0350585   -.0209305
       1927  |  -.0377727   .0062821    -6.01   0.000    -.0502899   -.0252554
       1928  |  -.0510509   .0056919    -8.97   0.000    -.0623923   -.0397095
       1929  |  -.0703803   .0077781    -9.05   0.000    -.0858784   -.0548821
       1930  |  -.0962256   .0066981   -14.37   0.000    -.1095718   -.0828793
       1931  |   -.130001   .0077446   -16.79   0.000    -.1454324   -.1145697
       1932  |  -.1733575   .0074601   -23.24   0.000     -.188222   -.1584929
       1933  |  -.2209973   .0083995   -26.31   0.000    -.2377338   -.2042609
       1934  |  -.3015253   .0087114   -34.61   0.000    -.3188831   -.2841675
       1935  |  -.4183605   .0095203   -43.94   0.000    -.4373301   -.3993908
       1936  |  -.5677689   .0119855   -47.37   0.000    -.5916506   -.5438872
       1937  |  -.7342692   .0132748   -55.31   0.000    -.7607198   -.7078187
       1938  |  -.8394506   .0141655   -59.26   0.000     -.867676   -.8112251
       1939  |  -.8943797   .0143717   -62.23   0.000    -.9230159   -.8657436
       1940  |  -.9402962   .0137821   -68.23   0.000    -.9677575   -.9128348
       1941  |  -.9679576   .0136562   -70.88   0.000    -.9951681    -.940747
             |
       regno |
          2  |   -.091536   .0171143    -5.35   0.000    -.1256371   -.0574349
          3  |  -.0008943   .0059211    -0.15   0.880    -.0126923    .0109037
          5  |    .025259   .0158524     1.59   0.115    -.0063276    .0568457
          6  |   .0055414   .0210977     0.26   0.794    -.0364966    .0475794
          7  |   .0240382    .048542     0.50   0.622    -.0726839    .1207603
          8  |   .0032842   .0073397     0.45   0.656    -.0113405    .0179089
          9  |   .0117791   .0142077     0.83   0.410    -.0165305    .0400886
         10  |   .0033988   .0211816     0.16   0.873    -.0388064    .0456039
         11  |   .0319791   .0114153     2.80   0.006     .0092337    .0547246
         12  |   .0167974     .00802     2.09   0.040     .0008172    .0327775
         13  |   .0364327   .0133767     2.72   0.008      .009779    .0630864
         14  |   .0158225   .0126607     1.25   0.215    -.0094044    .0410494
         15  |   .0141413   .0147951     0.96   0.342    -.0153386    .0436213
         16  |   .0035979   .0535525     0.07   0.947    -.1031078    .1103035
         17  |   .0107944   .0277037     0.39   0.698    -.0444065    .0659953
         18  |   .0077433   .0259187     0.30   0.766    -.0439009    .0593875
         19  |   .0104265   .0185743     0.56   0.576    -.0265836    .0474365
         20  |   .0181894   .0159385     1.14   0.257    -.0135687    .0499476
         21  |   .0147607    .009957     1.48   0.142     -.005079    .0346004
         22  |   .0085151   .0171046     0.50   0.620    -.0255665    .0425968
         23  |   .0218623   .0106436     2.05   0.044     .0006545    .0430701
         24  |   .0247866   .0270234     0.92   0.362    -.0290588    .0786319
         25  |   .0005149   .0305079     0.02   0.987    -.0602735    .0613033
         26  |   .0153099   .0230666     0.66   0.509    -.0306512     .061271
         27  |   .0253896   .0117994     2.15   0.035     .0018788    .0489005
         28  |    .026666   .0187086     1.43   0.158    -.0106117    .0639437
         29  |   .0174687     .02629     0.66   0.508    -.0349152    .0698526
         30  |   .0159715   .0123688     1.29   0.201    -.0086738    .0406168
         31  |   .0106853   .0249315     0.43   0.669    -.0389917    .0603624
         32  |   .0123441   .0191442     0.64   0.521    -.0258016    .0504898
         33  |   .0040886   .0200641     0.20   0.839      -.03589    .0440673
         34  |  -.0631652   .0496843    -1.27   0.208    -.1621634     .035833
         35  |   .0341024   .0107529     3.17   0.002     .0126768     .055528
         36  |  -.0036493   .0064647    -0.56   0.574    -.0165306    .0092319
         37  |  -.0000661    .011433    -0.01   0.995    -.0228469    .0227146
         38  |   .0129288   .0161566     0.80   0.426    -.0192639    .0451214
         39  |   .0065379   .0204106     0.32   0.750     -.034131    .0472068
         40  |   .0064573    .012292     0.53   0.601     -.018035    .0309496
         41  |   .0134491   .0139358     0.97   0.338    -.0143185    .0412167
         42  |  -.0284803   .0270393    -1.05   0.296    -.0823574    .0253967
         43  |   -.027366   .0196744    -1.39   0.168    -.0665681    .0118361
         44  |  -.0276063   .0132838    -2.08   0.041    -.0540749   -.0011377
         46  |  -.0183006   .0077036    -2.38   0.020    -.0336503   -.0029509
         47  |  -.0452552   .0139679    -3.24   0.002    -.0730869   -.0174234
         49  |  -.0078019   .0163645    -0.48   0.635    -.0404089     .024805
         50  |  -.0177486   .0137579    -1.29   0.201    -.0451618    .0096645
         51  |  -.0060702   .0189462    -0.32   0.750    -.0438213    .0316809
         52  |   .0253577   .0116744     2.17   0.033      .002096    .0486193
         53  |   .0224632   .0062149     3.61   0.001     .0100798    .0348466
         54  |   .0007367   .0194341     0.04   0.970    -.0379865      .03946
         55  |   .0129216   .0084495     1.53   0.130    -.0039143    .0297576
         56  |  -.0082394   .0182724    -0.45   0.653     -.044648    .0281692
         58  |   .0014614   .0320383     0.05   0.964    -.0623764    .0652991
         59  |   .0031057   .0288766     0.11   0.915    -.0544321    .0606435
         61  |  -.0040701   .0155848    -0.26   0.795    -.0351234    .0269833
         62  |  -.0004165   .0277235    -0.02   0.988    -.0556568    .0548238
         63  |   .0082366   .0140068     0.59   0.558    -.0196726    .0361459
         64  |  -.0072976   .0092166    -0.79   0.431     -.025662    .0110668
         65  |   -.024327    .012748    -1.91   0.060    -.0497279    .0010739
         66  |  -.0234665   .0190319    -1.23   0.221    -.0613883    .0144554
         69  |  -.0376132   .0167259    -2.25   0.028    -.0709403    -.004286
         70  |  -.1717394   .0408996    -4.20   0.000    -.2532336   -.0902452
         71  |  -.0283804   .0110711    -2.56   0.012    -.0504401   -.0063208
         72  |  -.0396681   .0149821    -2.65   0.010    -.0695206   -.0098156
         75  |  -.0693198    .020849    -3.32   0.001    -.1108622   -.0277773
         77  |  -.0209599   .0077301    -2.71   0.008    -.0363625   -.0055574
         79  |  -.2317163   .0216517   -10.70   0.000    -.2748583   -.1885743
         82  |  -.0323963   .0188034    -1.72   0.089     -.069863    .0050703
         83  |  -.0581465   .0236678    -2.46   0.016    -.1053056   -.0109873
         84  |  -.0537469   .0135927    -3.95   0.000    -.0808309   -.0266629
         85  |  -.1421301     .01757    -8.09   0.000    -.1771391    -.107121
         87  |  -.3421083   .0568269    -6.02   0.000    -.4553383   -.2288782
         88  |  -.1352268   .0224886    -6.01   0.000    -.1800363   -.0904172
         89  |   -.006433   .0042835    -1.50   0.137     -.014968     .002102
             |
regno#c.time |
          1  |  -.0024453   .0004952    -4.94   0.000    -.0034319   -.0014587
          2  |  -.0049845   .0007968    -6.26   0.000    -.0065723   -.0033968
          3  |  -.0059629   .0009515    -6.27   0.000    -.0078588   -.0040669
          5  |  -.0052107    .000776    -6.71   0.000    -.0067569   -.0036645
          6  |  -.0036952   .0005226    -7.07   0.000    -.0047364   -.0026539
          7  |   -.004301   .0002717   -15.83   0.000    -.0048423   -.0037596
          8  |  -.0023159   .0002971    -7.80   0.000    -.0029078   -.0017239
          9  |  -.0034142   .0005841    -5.85   0.000     -.004578   -.0022503
         10  |  -.0027859   .0005231    -5.33   0.000    -.0038283   -.0017435
         11  |  -.0027429   .0004025    -6.81   0.000    -.0035449   -.0019409
         12  |  -.0025555   .0003265    -7.83   0.000     -.003206    -.001905
         13  |  -.0031964   .0004488    -7.12   0.000    -.0040906   -.0023021
         14  |  -.0029721   .0005243    -5.67   0.000    -.0040168   -.0019274
         15  |  -.0041523   .0006947    -5.98   0.000    -.0055366    -.002768
         16  |  -.0028984   .0002457   -11.80   0.000    -.0033879   -.0024088
         17  |  -.0023928   .0001792   -13.35   0.000    -.0027499   -.0020358
         18  |  -.0034079   .0005175    -6.59   0.000    -.0044391   -.0023768
         19  |  -.0039126   .0006269    -6.24   0.000    -.0051617   -.0026634
         20  |  -.0037879     .00063    -6.01   0.000    -.0050433   -.0025325
         21  |  -.0033887   .0005107    -6.64   0.000    -.0044062   -.0023711
         22  |  -.0020644   .0003706    -5.57   0.000    -.0028028    -.001326
         23  |   -.004205   .0004823    -8.72   0.000     -.005166   -.0032439
         24  |  -.0025753   .0004551    -5.66   0.000    -.0034822   -.0016684
         25  |  -.0008747   .0004266    -2.05   0.044    -.0017246   -.0000248
         26  |  -.0028294   .0003419    -8.28   0.000    -.0035107   -.0021482
         27  |  -.0042083   .0007548    -5.58   0.000    -.0057123   -.0027043
         28  |  -.0026274   .0004531    -5.80   0.000    -.0035302   -.0017246
         29  |  -.0029297   .0004572    -6.41   0.000    -.0038407   -.0020187
         30  |  -.0030616   .0004319    -7.09   0.000    -.0039221   -.0022011
         31  |  -.0033959   .0004915    -6.91   0.000    -.0043752   -.0024165
         32  |  -.0029889    .000504    -5.93   0.000    -.0039931   -.0019847
         33  |  -.0031761   .0005249    -6.05   0.000    -.0042221   -.0021302
         34  |   .0013592   .0003795     3.58   0.001     .0006031    .0021153
         35  |  -.0040723   .0004517    -9.01   0.000    -.0049724   -.0031722
         36  |  -.0036484   .0003679    -9.92   0.000    -.0043814   -.0029153
         37  |  -.0016878   .0002943    -5.74   0.000    -.0022742   -.0011014
         38  |  -.0022936   .0004061    -5.65   0.000    -.0031029   -.0014844
         39  |   -.001624   .0002353    -6.90   0.000    -.0020927   -.0011552
         40  |  -.0023122   .0003851    -6.00   0.000    -.0030795   -.0015448
         41  |  -.0016967   .0004109    -4.13   0.000    -.0025154    -.000878
         42  |  -.0007642   .0004365    -1.75   0.084    -.0016339    .0001055
         43  |    .000482   .0001941     2.48   0.015     .0000952    .0008688
         44  |  -.0008208   .0006247    -1.31   0.193    -.0020656    .0004241
         46  |  -.0063444   .0003101   -20.46   0.000    -.0069622   -.0057265
         47  |   .0015756   .0002183     7.22   0.000     .0011406    .0020106
         49  |  -.0004881    .000481    -1.01   0.314    -.0014466    .0004703
         50  |   9.26e-06   .0005175     0.02   0.986    -.0010219    .0010405
         51  |  -.0006157   .0003488    -1.77   0.082    -.0013108    .0000793
         52  |  -.0019131   .0003828    -5.00   0.000     -.002676   -.0011503
         53  |  -.0005268   .0004293    -1.23   0.224    -.0013822    .0003286
         54  |   .0003051   .0004667     0.65   0.515    -.0006249    .0012351
         55  |  -.0013243   .0003886    -3.41   0.001    -.0020985   -.0005501
         56  |  -.0020537   .0004553    -4.51   0.000     -.002961   -.0011465
         58  |   -.001945   .0003897    -4.99   0.000    -.0027215   -.0011685
         59  |  -.0003629   .0002759    -1.32   0.192    -.0009127    .0001868
         61  |   .0008372   .0004499     1.86   0.067    -.0000592    .0017336
         62  |  -.0009878      .0005    -1.98   0.052     -.001984    8.51e-06
         63  |  -.0005615   .0003287    -1.71   0.092    -.0012164    .0000935
         64  |   .0001215   .0002928     0.42   0.679    -.0004618    .0007049
         65  |  -.0008138   .0005706    -1.43   0.158    -.0019508    .0003231
         66  |   .0008605   .0003315     2.60   0.011        .0002    .0015209
         69  |   .0005833   .0000196    29.84   0.000     .0005444    .0006223
         70  |   .0081553   .0005319    15.33   0.000     .0070954    .0092151
         71  |   .0014802   .0002404     6.16   0.000     .0010012    .0019592
         72  |  -.0008404   .0005121    -1.64   0.105    -.0018607      .00018
         75  |  -.0006545   .0002821    -2.32   0.023    -.0012166   -.0000924
         77  |   .0006686    .000139     4.81   0.000     .0003916    .0009455
         79  |   .0026429   .0003786     6.98   0.000     .0018885    .0033974
         82  |   -.001338   .0001276   -10.48   0.000    -.0015923   -.0010837
         83  |   .0007278   .0002927     2.49   0.015     .0001445     .001311
         84  |   .0010169   .0003182     3.20   0.002     .0003829    .0016508
         85  |   .0024082   .0002823     8.53   0.000     .0018457    .0029707
         87  |   .0056673    .001653     3.43   0.001     .0023736     .008961
         88  |   .0036015    .000271    13.29   0.000     .0030614    .0041415
         89  |          0  (omitted)
             |
       _cons |   .9424043   .1622095     5.81   0.000     .6191949    1.265614
------------------------------------------------------------------------------

. reg marrm sr5a lnpopf urbshm i.yob i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =      2,025
                                                F(27, 74)         =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9964
                                                Root MSE          =     .02029

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       marrm |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
        sr5a |   .0757996   .0311676     2.43   0.017     .0136969    .1379024
      lnpopf |  -.0136234   .0144288    -0.94   0.348    -.0423735    .0151267
      urbshm |  -.0714664   .0862714    -0.83   0.410    -.2433658    .1004331
             |
         yob |
       1916  |  -.0031557   .0030402    -1.04   0.303    -.0092133     .002902
       1917  |  -.0065879    .004669    -1.41   0.162     -.015891    .0027152
       1918  |  -.0081592   .0077596    -1.05   0.296    -.0236206    .0073022
       1919  |  -.0025743   .0019188    -1.34   0.184    -.0063976     .001249
       1920  |   -.007441   .0055603    -1.34   0.185    -.0185202    .0036381
       1921  |  -.0077896   .0034737    -2.24   0.028     -.014711   -.0008682
       1922  |  -.0103707   .0045963    -2.26   0.027     -.019529   -.0012124
       1923  |  -.0119707   .0023162    -5.17   0.000    -.0165859   -.0073555
       1924  |   -.015628   .0024965    -6.26   0.000    -.0206024   -.0106536
       1925  |  -.0212787   .0034053    -6.25   0.000     -.028064   -.0144934
       1926  |  -.0293185   .0052818    -5.55   0.000    -.0398428   -.0187942
       1927  |  -.0361142   .0085109    -4.24   0.000    -.0530725    -.019156
       1928  |  -.0489217   .0076456    -6.40   0.000    -.0641558   -.0336876
       1929  |  -.0664706   .0100679    -6.60   0.000    -.0865313   -.0464099
       1930  |  -.0931827   .0084833   -10.98   0.000     -.110086   -.0762793
       1931  |  -.1263929   .0094874   -13.32   0.000     -.145297   -.1074889
       1932  |  -.1707175   .0089822   -19.01   0.000    -.1886149   -.1528201
       1933  |  -.2171198   .0098714   -21.99   0.000    -.2367891   -.1974506
       1934  |  -.2958047   .0094035   -31.46   0.000    -.3145417   -.2770678
       1935  |  -.4097398   .0101281   -40.46   0.000    -.4299205   -.3895592
       1936  |  -.5544001   .0124616   -44.49   0.000    -.5792305   -.5295697
       1937  |  -.7173684   .0135153   -53.08   0.000    -.7442983   -.6904385
       1938  |  -.8200101   .0145684   -56.29   0.000    -.8490383    -.790982
       1939  |  -.8749168   .0149997   -58.33   0.000    -.9048042   -.8450293
       1940  |   -.920989   .0141873   -64.92   0.000    -.9492578   -.8927202
       1941  |  -.9492354   .0141259   -67.20   0.000    -.9773818    -.921089
             |
       regno |
          2  |  -.0592059   .0129422    -4.57   0.000    -.0849938    -.033418
          3  |  -.0026329   .0059415    -0.44   0.659    -.0144717    .0092058
          5  |   .0121091   .0145144     0.83   0.407    -.0168115    .0410298
          6  |   .0185035   .0212716     0.87   0.387     -.023881     .060888
          7  |   .0472951   .0559461     0.85   0.401      -.06418    .1587702
          8  |    .009221   .0072706     1.27   0.209     -.005266     .023708
          9  |   .0018607   .0138749     0.13   0.894    -.0257857     .029507
         10  |  -.0035616   .0211467    -0.17   0.867    -.0456973     .038574
         11  |   .0287999   .0106743     2.70   0.009      .007531    .0500688
         12  |   .0197606   .0101745     1.94   0.056    -.0005126    .0400338
         13  |   .0348835   .0167604     2.08   0.041     .0014878    .0682793
         14  |   .0068473   .0119596     0.57   0.569    -.0169827    .0306774
         15  |   .0020506   .0139352     0.15   0.883    -.0257158    .0298171
         16  |   .0355463   .0613055     0.58   0.564    -.0866076    .1577003
         17  |   .0340403   .0326188     1.04   0.300    -.0309541    .0990348
         18  |  -.0040115   .0261585    -0.15   0.879    -.0561334    .0481105
         19  |    .003004   .0175773     0.17   0.865    -.0320196    .0380276
         20  |   .0070943   .0148331     0.48   0.634    -.0224614    .0366499
         21  |   .0120516   .0099958     1.21   0.232    -.0078656    .0319687
         22  |   .0234817   .0197718     1.19   0.239    -.0159144    .0628778
         23  |   .0235909   .0135874     1.74   0.087    -.0034825    .0506644
         24  |   .0061758   .0276621     0.22   0.824    -.0489421    .0612938
         25  |  -.0139991   .0308211    -0.45   0.651    -.0754115    .0474132
         26  |   .0040291   .0228611     0.18   0.861    -.0415226    .0495808
         27  |   .0177126   .0108419     1.63   0.107    -.0038903    .0393154
         28  |   .0379931   .0229472     1.66   0.102    -.0077303    .0837165
         29  |   .0075224   .0259797     0.29   0.773    -.0442433    .0592881
         30  |   .0188857   .0120468     1.57   0.121     -.005118    .0428894
         31  |     .00298   .0242216     0.12   0.902    -.0452825    .0512425
         32  |   .0036289   .0186196     0.19   0.846    -.0334715    .0407293
         33  |  -.0001253   .0191068    -0.01   0.995    -.0381965    .0379459
         34  |  -.0691816   .0569238    -1.22   0.228    -.1826047    .0442415
         35  |    .037234   .0130282     2.86   0.006     .0112748    .0631932
         36  |   .0004546   .0063375     0.07   0.943    -.0121731    .0130823
         37  |    .013075   .0124231     1.05   0.296    -.0116786    .0378286
         38  |    .010173   .0151439     0.67   0.504    -.0200019     .040348
         39  |    .027149   .0227634     1.19   0.237    -.0182082    .0725062
         40  |   .0176784   .0141093     1.25   0.214     -.010435    .0457919
         41  |   .0109995   .0133632     0.82   0.413    -.0156273    .0376263
         42  |  -.0339486   .0308645    -1.10   0.275    -.0954474    .0275503
         43  |  -.0232922   .0204415    -1.14   0.258    -.0640228    .0174384
         44  |  -.0197105    .015652    -1.26   0.212    -.0508979    .0114769
         46  |  -.0142625   .0093266    -1.53   0.130    -.0328461    .0043211
         47  |  -.0317747   .0140911    -2.25   0.027    -.0598518   -.0036976
         49  |   .0097204   .0170817     0.57   0.571    -.0243155    .0437564
         50  |  -.0079346   .0120875    -0.66   0.514    -.0320195    .0161504
         51  |   .0122117   .0217963     0.56   0.577    -.0312184    .0556418
         52  |   .0325472    .012409     2.62   0.011     .0078216    .0572728
         53  |     .01921   .0060245     3.19   0.002     .0072058    .0312142
         54  |  -.0056106   .0195358    -0.29   0.775    -.0445365    .0333153
         55  |   .0195347   .0080649     2.42   0.018      .003465    .0356044
         56  |    .006963   .0214807     0.32   0.747    -.0358382    .0497642
         58  |   .0257738   .0369316     0.70   0.487     -.047814    .0993617
         59  |   .0299901   .0320433     0.94   0.352    -.0338576    .0938378
         61  |   .0023909   .0142418     0.17   0.867    -.0259864    .0307683
         62  |   .0249632   .0308689     0.81   0.421    -.0365444    .0864708
         63  |   .0218866   .0160757     1.36   0.177    -.0101449    .0539181
         64  |   .0019433   .0080082     0.24   0.809    -.0140133    .0178999
         65  |  -.0211526   .0130339    -1.62   0.109    -.0471233     .004818
         66  |  -.0239575   .0189932    -1.26   0.211    -.0618024    .0138873
         69  |  -.0263897   .0173828    -1.52   0.133    -.0610257    .0082462
         70  |  -.1454715   .0466915    -3.12   0.003    -.2385065   -.0524366
         71  |  -.0234549   .0127836    -1.83   0.071    -.0489268     .002017
         72  |  -.0169811    .013728    -1.24   0.220    -.0443348    .0103726
         75  |  -.0360018    .019087    -1.89   0.063    -.0740334    .0020298
         77  |  -.0042798   .0047475    -0.90   0.370    -.0137395    .0051798
         79  |   -.184785   .0136807   -13.51   0.000    -.2120444   -.1575255
         82  |   .0024255   .0157423     0.15   0.878    -.0289417    .0337926
         83  |  -.0162579   .0197461    -0.82   0.413    -.0556029     .023087
         84  |   -.022184   .0072696    -3.05   0.003     -.036669    -.007699
         85  |  -.1029001   .0151184    -6.81   0.000    -.1330241   -.0727761
         87  |  -.2149939   .0337232    -6.38   0.000    -.2821889   -.1477989
         88  |  -.0902705   .0160052    -5.64   0.000    -.1221615   -.0583794
         89  |   .0037173   .0027518     1.35   0.181    -.0017657    .0092003
             |
regno#c.time |
          1  |  -.0012046   .0002556    -4.71   0.000    -.0017138   -.0006953
          2  |   -.003367   .0005277    -6.38   0.000    -.0044184   -.0023156
          3  |  -.0038044    .000542    -7.02   0.000    -.0048844   -.0027244
          5  |  -.0033483   .0004506    -7.43   0.000     -.004246   -.0024505
          6  |  -.0027587   .0003955    -6.98   0.000    -.0035467   -.0019706
          7  |  -.0036901     .00031   -11.90   0.000    -.0043077   -.0030724
          8  |  -.0015599     .00032    -4.88   0.000    -.0021974   -.0009223
          9  |  -.0021192   .0004754    -4.46   0.000    -.0030666   -.0011719
         10  |   -.001866   .0005273    -3.54   0.001    -.0029167   -.0008154
         11  |  -.0019298   .0003914    -4.93   0.000    -.0027097   -.0011499
         12  |  -.0014793   .0002178    -6.79   0.000    -.0019133   -.0010453
         13  |   -.001983   .0003887    -5.10   0.000    -.0027576   -.0012084
         14  |  -.0016998    .000369    -4.61   0.000     -.002435   -.0009646
         15  |  -.0023775   .0003883    -6.12   0.000    -.0031513   -.0016038
         16  |   -.002502   .0003027    -8.27   0.000    -.0031051   -.0018989
         17  |  -.0018048   .0002387    -7.56   0.000    -.0022804   -.0013292
         18  |  -.0020805   .0003094    -6.72   0.000    -.0026971    -.001464
         19  |  -.0023235   .0003325    -6.99   0.000    -.0029861    -.001661
         20  |  -.0024453   .0005215    -4.69   0.000    -.0034844   -.0014063
         21  |  -.0020012   .0003015    -6.64   0.000     -.002602   -.0014004
         22  |  -.0011933   .0003506    -3.40   0.001    -.0018918   -.0004948
         23  |  -.0029735   .0003802    -7.82   0.000     -.003731    -.002216
         24  |  -.0013214   .0002412    -5.48   0.000     -.001802   -.0008407
         25  |   .0002256   .0002918     0.77   0.442    -.0003558    .0008069
         26  |  -.0019331   .0002833    -6.82   0.000    -.0024975   -.0013687
         27  |  -.0023383    .000421    -5.55   0.000    -.0031772   -.0014994
         28  |  -.0015397   .0003606    -4.27   0.000    -.0022582   -.0008211
         29  |  -.0018465   .0003604    -5.12   0.000    -.0025646   -.0011284
         30  |  -.0020186   .0003764    -5.36   0.000    -.0027687   -.0012686
         31  |  -.0021303   .0003495    -6.09   0.000    -.0028268   -.0014338
         32  |  -.0016629   .0002624    -6.34   0.000    -.0021857     -.00114
         33  |  -.0018764   .0003899    -4.81   0.000    -.0026534   -.0010994
         34  |    .002336   .0001772    13.19   0.000      .001983     .002689
         35  |  -.0028963   .0003143    -9.22   0.000    -.0035225   -.0022701
         36  |  -.0026484   .0002432   -10.89   0.000    -.0031331   -.0021637
         37  |  -.0007643   .0001257    -6.08   0.000    -.0010148   -.0005138
         38  |  -.0011193   .0001924    -5.82   0.000    -.0015027    -.000736
         39  |  -.0009009   .0002347    -3.84   0.000    -.0013687   -.0004332
         40  |  -.0011952   .0002094    -5.71   0.000    -.0016125   -.0007778
         41  |  -.0005968   .0003044    -1.96   0.054    -.0012034    9.73e-06
         42  |  -.0002895   .0005265    -0.55   0.584    -.0013386    .0007597
         43  |   .0011948   .0001306     9.15   0.000     .0009345     .001455
         44  |  -.0004638   .0007147    -0.65   0.518    -.0018879    .0009603
         46  |  -.0058309   .0003394   -17.18   0.000    -.0065072   -.0051547
         47  |   .0017224   .0003232     5.33   0.000     .0010784    .0023663
         49  |   .0000686   .0005741     0.12   0.905    -.0010754    .0012126
         50  |   .0006766   .0005964     1.13   0.260    -.0005118    .0018651
         51  |   .0003715   .0001453     2.56   0.013      .000082    .0006609
         52  |   -.000745   .0001318    -5.65   0.000    -.0010075   -.0004824
         53  |   .0005832    .000307     1.90   0.061    -.0000285    .0011949
         54  |   .0015441   .0002043     7.56   0.000     .0011369    .0019512
         55  |  -.0002679   .0001674    -1.60   0.114    -.0006014    .0000656
         56  |  -.0007738   .0001709    -4.53   0.000    -.0011142   -.0004334
         58  |  -.0007909   .0001364    -5.80   0.000    -.0010627   -.0005191
         59  |   .0003683   .0001404     2.62   0.011     .0000885     .000648
         61  |   .0020054   .0001999    10.03   0.000      .001607    .0024038
         62  |   .0001309   .0003007     0.44   0.665    -.0004684    .0007301
         63  |   .0003964   .0001149     3.45   0.001     .0001674    .0006254
         64  |   .0010409   .0000816    12.76   0.000     .0008784    .0012034
         65  |   .0003544    .000392     0.90   0.369    -.0004267    .0011355
         66  |   .0017922   .0001919     9.34   0.000     .0014098    .0021746
         69  |   .0008579    .000123     6.97   0.000     .0006128     .001103
         70  |   .0073195     .00043    17.02   0.000     .0064627    .0081764
         71  |   .0022472   .0000639    35.15   0.000     .0021198    .0023746
         72  |   .0002455   .0003442     0.71   0.478    -.0004404    .0009315
         75  |   .0002315   .0000702     3.30   0.002     .0000916    .0003714
         77  |   .0010055   .0001395     7.21   0.000     .0007276    .0012834
         79  |   .0023526   .0004437     5.30   0.000     .0014686    .0032367
         82  |  -.0015424   .0001114   -13.85   0.000    -.0017643   -.0013205
         83  |   .0002528   .0002456     1.03   0.307    -.0002366    .0007422
         84  |   .0006361   .0003236     1.97   0.053    -8.69e-06    .0012809
         85  |   .0015953    .000128    12.47   0.000     .0013403    .0018502
         87  |   .0020767   .0010955     1.90   0.062    -.0001061    .0042595
         88  |    .003136   .0002172    14.44   0.000     .0027032    .0035689
         89  |          0  (omitted)
             |
       _cons |   1.083411   .1818193     5.96   0.000     .7211281    1.445694
------------------------------------------------------------------------------

. reg marrm sr15a lnpopf urbshm i.yob i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =      2,025
                                                F(27, 74)         =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9966
                                                Root MSE          =     .01972

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       marrm |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr15a |   .2948317   .0788565     3.74   0.000     .1377066    .4519567
      lnpopf |  -.0034087   .0121889    -0.28   0.781    -.0276955    .0208781
      urbshm |  -.0451271   .0808974    -0.56   0.579    -.2063187    .1160645
             |
         yob |
       1916  |  -.0002403   .0029187    -0.08   0.935     -.006056    .0055754
       1917  |  -.0032503   .0041402    -0.79   0.435    -.0114998    .0049992
       1918  |  -.0024808   .0071454    -0.35   0.729    -.0167184    .0117568
       1919  |  -.0015064   .0022626    -0.67   0.508    -.0060149     .003002
       1920  |  -.0034273   .0054509    -0.63   0.531    -.0142886    .0074339
       1921  |  -.0034076   .0041282    -0.83   0.412    -.0116333    .0048181
       1922  |  -.0034653   .0055226    -0.63   0.532    -.0144694    .0075389
       1923  |  -.0058287   .0039844    -1.46   0.148    -.0137678    .0021105
       1924  |  -.0105368   .0032092    -3.28   0.002    -.0169312   -.0041423
       1925  |  -.0177308    .002739    -6.47   0.000    -.0231883   -.0122733
       1926  |  -.0278162   .0033701    -8.25   0.000    -.0345312   -.0211012
       1927  |  -.0388881   .0060606    -6.42   0.000    -.0509641   -.0268121
       1928  |  -.0522101   .0055194    -9.46   0.000    -.0632078   -.0412124
       1929  |  -.0739682   .0082609    -8.95   0.000    -.0904284   -.0575081
       1930  |  -.0996064   .0072446   -13.75   0.000    -.1140417   -.0851711
       1931  |  -.1350417   .0088806   -15.21   0.000    -.1527366   -.1173468
       1932  |  -.1784183   .0086811   -20.55   0.000    -.1957158   -.1611207
       1933  |  -.2264306   .0098347   -23.02   0.000    -.2460265   -.2068346
       1934  |  -.3052338   .0097628   -31.27   0.000    -.3246866    -.285781
       1935  |  -.4220884    .010437   -40.44   0.000    -.4428845   -.4012923
       1936  |  -.5713523    .012642   -45.19   0.000    -.5965421   -.5461625
       1937  |  -.7385841   .0140137   -52.70   0.000     -.766507   -.7106613
       1938  |  -.8446907   .0149314   -56.57   0.000    -.8744421   -.8149392
       1939  |  -.9031521   .0159789   -56.52   0.000    -.9349909   -.8713134
       1940  |  -.9515592   .0159329   -59.72   0.000    -.9833062   -.9198122
       1941  |  -.9823318   .0165365   -59.40   0.000    -1.015282   -.9493821
             |
       regno |
          2  |  -.1235957   .0249004    -4.96   0.000    -.1732108   -.0739806
          3  |   .0033062   .0063467     0.52   0.604      -.00934    .0159523
          5  |   .0417982   .0180776     2.31   0.024     .0057778    .0778186
          6  |  -.0067866   .0222604    -0.30   0.761    -.0511414    .0375682
          7  |   .0165124   .0484719     0.34   0.734      -.08007    .1130947
          8  |   .0002222   .0083417     0.03   0.979    -.0163991    .0168435
          9  |   .0229406   .0155228     1.48   0.144    -.0079892    .0538705
         10  |   .0069025    .021538     0.32   0.750    -.0360128    .0498179
         11  |   .0370575   .0120792     3.07   0.003     .0129892    .0611258
         12  |   .0218454    .007499     2.91   0.005     .0069033    .0367876
         13  |   .0485676    .012688     3.83   0.000     .0232862    .0738489
         14  |   .0268276   .0140016     1.92   0.059    -.0010712    .0547264
         15  |   .0297816   .0168253     1.77   0.081    -.0037435    .0633068
         16  |  -.0101849   .0542562    -0.19   0.852    -.1182927     .097923
         17  |   .0036548   .0288188     0.13   0.899    -.0537679    .0610775
         18  |   .0177755   .0268025     0.66   0.509    -.0356297    .0711807
         19  |   .0203415   .0196329     1.04   0.304    -.0187779     .059461
         20  |   .0301186   .0173853     1.73   0.087    -.0045223    .0647595
         21  |   .0266921     .01089     2.45   0.017     .0049934    .0483908
         22  |   .0022516   .0180034     0.13   0.901     -.033621    .0381243
         23  |   .0289289   .0099773     2.90   0.005     .0090487    .0488092
         24  |     .04249   .0290007     1.47   0.147    -.0152952    .1002752
         25  |   .0132216   .0316679     0.42   0.678    -.0498781    .0763213
         26  |   .0265245   .0241878     1.10   0.276    -.0216707    .0747196
         27  |   .0415524   .0137018     3.03   0.003     .0142509    .0688538
         28  |   .0270412   .0186918     1.45   0.152    -.0102031    .0642855
         29  |   .0257886   .0271057     0.95   0.344    -.0282206    .0797979
         30  |   .0182471   .0131744     1.39   0.170    -.0080034    .0444977
         31  |   .0199166   .0258811     0.77   0.444    -.0316527    .0714859
         32  |   .0217755   .0201075     1.08   0.282    -.0182896    .0618405
         33  |   .0111773   .0208876     0.54   0.594    -.0304423    .0527968
         34  |   -.078154   .0482052    -1.62   0.109     -.174205     .017897
         35  |   .0414093   .0106882     3.87   0.000     .0201126     .062706
         36  |  -.0082549   .0069955    -1.18   0.242    -.0221938    .0056841
         37  |  -.0071272   .0130932    -0.54   0.588     -.033216    .0189617
         38  |   .0196239   .0169314     1.16   0.250    -.0141127    .0533605
         39  |  -.0030713   .0219229    -0.14   0.889    -.0467537     .040611
         40  |   .0041339   .0130078     0.32   0.752    -.0217847    .0300524
         41  |   .0195844   .0145478     1.35   0.182    -.0094027    .0485715
         42  |  -.0321713    .026409    -1.22   0.227    -.0847924    .0204499
         43  |   -.031671   .0199049    -1.59   0.116    -.0713322    .0079903
         44  |  -.0364527   .0135286    -2.69   0.009    -.0634089   -.0094964
         46  |  -.0251714    .007827    -3.22   0.002    -.0407669   -.0095758
         47  |  -.0624186   .0160906    -3.88   0.000    -.0944798   -.0303574
         49  |  -.0180488   .0190805    -0.95   0.347    -.0560675    .0199699
         50  |    -.02425   .0153873    -1.58   0.119    -.0549099    .0064099
         51  |  -.0161831   .0207794    -0.78   0.439    -.0575869    .0252207
         52  |   .0275541   .0123028     2.24   0.028     .0030403     .052068
         53  |   .0324058   .0072714     4.46   0.000     .0179172    .0468944
         54  |   .0080698   .0200861     0.40   0.689    -.0319526    .0480922
         55  |   .0112897   .0093426     1.21   0.231    -.0073259    .0299054
         56  |  -.0123209   .0188843    -0.65   0.516    -.0499486    .0253068
         58  |  -.0077734   .0328921    -0.24   0.814    -.0733123    .0577655
         59  |  -.0120137     .03093    -0.39   0.699    -.0736432    .0496157
         61  |  -.0059271   .0167686    -0.35   0.725    -.0393392     .027485
         62  |  -.0155625   .0297788    -0.52   0.603     -.074898    .0437731
         63  |   .0026895   .0150829     0.18   0.859    -.0273638    .0327428
         64  |  -.0118303   .0106256    -1.11   0.269    -.0330022    .0093417
         65  |   -.030097   .0130314    -2.31   0.024    -.0560625   -.0041314
         66  |  -.0222825   .0193893    -1.15   0.254    -.0609166    .0163516
         69  |  -.0530647   .0180207    -2.94   0.004    -.0889717   -.0171578
         70  |  -.2184071   .0435169    -5.02   0.000    -.3051164   -.1316977
         71  |  -.0369957    .011268    -3.28   0.002    -.0594477   -.0145438
         72  |  -.0551046   .0190341    -2.90   0.005    -.0930309   -.0171784
         75  |  -.0956993   .0270468    -3.54   0.001    -.1495913   -.0418073
         77  |  -.0378363   .0121663    -3.11   0.003    -.0620782   -.0135944
         79  |  -.2859759   .0352282    -8.12   0.000    -.3561696   -.2157822
         82  |   -.066882   .0269663    -2.48   0.015    -.1206136   -.0131504
         83  |  -.0987298   .0330674    -2.99   0.004    -.1646181   -.0328416
         84  |  -.0878418    .022472    -3.91   0.000    -.1326183   -.0430653
         85  |  -.2031075   .0308794    -6.58   0.000     -.264636    -.141579
         87  |  -.5018443   .0970121    -5.17   0.000    -.6951452   -.3085434
         88  |  -.1907499   .0361212    -5.28   0.000    -.2627229   -.1187769
         89  |  -.0198098   .0074315    -2.67   0.009    -.0346173   -.0050023
             |
regno#c.time |
          1  |   -.003888   .0008616    -4.51   0.000    -.0056049   -.0021712
          2  |   -.006784    .001244    -5.45   0.000    -.0092626   -.0043053
          3  |   -.008104   .0014971    -5.41   0.000    -.0110871   -.0051209
          5  |  -.0072519   .0012825    -5.65   0.000    -.0098073   -.0046965
          6  |  -.0046258   .0007632    -6.06   0.000    -.0061465    -.003105
          7  |  -.0049733   .0003793   -13.11   0.000    -.0057292   -.0042174
          8  |  -.0032815   .0004776    -6.87   0.000    -.0042332   -.0023297
          9  |  -.0050383   .0009372    -5.38   0.000    -.0069058   -.0031708
         10  |  -.0038253   .0006977    -5.48   0.000    -.0052156   -.0024351
         11  |   -.003752   .0005883    -6.38   0.000    -.0049241   -.0025799
         12  |  -.0040588   .0006926    -5.86   0.000    -.0054389   -.0026787
         13  |  -.0048729   .0008148    -5.98   0.000    -.0064963   -.0032494
         14  |   -.004522   .0008851    -5.11   0.000    -.0062856   -.0027584
         15  |  -.0062713   .0012209    -5.14   0.000    -.0087039   -.0038386
         16  |  -.0034884   .0003197   -10.91   0.000    -.0041255   -.0028513
         17  |  -.0034301   .0003858    -8.89   0.000    -.0041988   -.0026613
         18  |  -.0049664   .0008972    -5.54   0.000    -.0067542   -.0031786
         19  |  -.0057007   .0010734    -5.31   0.000    -.0078394    -.003562
         20  |  -.0052151   .0009329    -5.59   0.000    -.0070739   -.0033563
         21  |  -.0051925   .0009504    -5.46   0.000    -.0070862   -.0032988
         22  |   -.003285   .0006178    -5.32   0.000    -.0045159   -.0020541
         23  |  -.0057927    .000838    -6.91   0.000    -.0074625    -.004123
         24  |  -.0041827    .000856    -4.89   0.000    -.0058884    -.002477
         25  |  -.0022254   .0007442    -2.99   0.004    -.0037083   -.0007426
         26  |  -.0040199   .0006046    -6.65   0.000    -.0052247   -.0028152
         27  |  -.0064377    .001312    -4.91   0.000    -.0090519   -.0038235
         28  |  -.0040176   .0007607    -5.28   0.000    -.0055333    -.002502
         29  |  -.0041908   .0007363    -5.69   0.000     -.005658   -.0027237
         30  |  -.0043334   .0006997    -6.19   0.000    -.0057276   -.0029393
         31  |  -.0049731   .0008582    -5.79   0.000     -.006683   -.0032632
         32  |  -.0045041   .0008811    -5.11   0.000    -.0062597   -.0027485
         33  |  -.0047833   .0008923    -5.36   0.000    -.0065612   -.0030054
         34  |   .0003528   .0006395     0.55   0.583    -.0009214     .001627
         35  |  -.0056811   .0008291    -6.85   0.000     -.007333   -.0040291
         36  |  -.0049572   .0006801    -7.29   0.000    -.0063124    -.003602
         37  |  -.0028972   .0005981    -4.84   0.000    -.0040889   -.0017055
         38  |  -.0038155    .000787    -4.85   0.000    -.0053837   -.0022473
         39  |    -.00284   .0005028    -5.65   0.000    -.0038419   -.0018381
         40  |   -.003804   .0007539    -5.05   0.000    -.0053061   -.0023019
         41  |  -.0032629   .0007746    -4.21   0.000    -.0048063   -.0017194
         42  |  -.0016106   .0004969    -3.24   0.002    -.0026008   -.0006204
         43  |  -.0007688   .0005119    -1.50   0.137    -.0017888    .0002512
         44  |  -.0019445   .0006572    -2.96   0.004     -.003254    -.000635
         46  |  -.0072582   .0004426   -16.40   0.000    -.0081401   -.0063763
         47  |   .0009887   .0001804     5.48   0.000     .0006292    .0013483
         49  |  -.0013483   .0005538    -2.43   0.017    -.0024517   -.0002449
         50  |  -.0010759   .0006328    -1.70   0.093    -.0023367    .0001849
         51  |  -.0017595   .0006391    -2.75   0.007     -.003033    -.000486
         52  |  -.0035006   .0007961    -4.40   0.000    -.0050869   -.0019143
         53  |  -.0020895   .0007935    -2.63   0.010    -.0036706   -.0005085
         54  |  -.0012484   .0008655    -1.44   0.153     -.002973    .0004763
         55  |  -.0026984   .0007423    -3.64   0.001    -.0041775   -.0012193
         56  |  -.0036424   .0008658    -4.21   0.000    -.0053676   -.0019172
         58  |  -.0034469   .0007784    -4.43   0.000    -.0049979   -.0018959
         59  |  -.0014527    .000545    -2.67   0.009    -.0025386   -.0003669
         61  |  -.0005332   .0007997    -0.67   0.507    -.0021266    .0010602
         62  |  -.0023047   .0008258    -2.79   0.007    -.0039502   -.0006592
         63  |  -.0018123   .0006523    -2.78   0.007     -.003112   -.0005126
         64  |  -.0011534   .0006257    -1.84   0.069    -.0024001    .0000932
         65  |  -.0020686   .0008575    -2.41   0.018    -.0037772     -.00036
         66  |   -.000423   .0006474    -0.65   0.515     -.001713    .0008669
         69  |  -.0000635   .0001668    -0.38   0.704    -.0003959    .0002688
         70  |   .0085817   .0006348    13.52   0.000     .0073168    .0098466
         71  |   .0003649   .0005275     0.69   0.491    -.0006862     .001416
         72  |  -.0022373   .0008398    -2.66   0.009    -.0039107   -.0005639
         75  |  -.0019731   .0006252    -3.16   0.002    -.0032189   -.0007273
         77  |   4.58e-06   .0002757     0.02   0.987    -.0005448    .0005539
         79  |   .0024085   .0003114     7.73   0.000     .0017881     .003029
         82  |   -.001327   .0001376    -9.64   0.000    -.0016012   -.0010527
         83  |   .0008234   .0003156     2.61   0.011     .0001947    .0014522
         84  |   .0009259    .000288     3.22   0.002     .0003521    .0014997
         85  |   .0034967   .0005615     6.23   0.000     .0023778    .0046155
         87  |   .0098668   .0027025     3.65   0.000     .0044818    .0152517
         88  |   .0042417   .0004395     9.65   0.000     .0033661    .0051174
         89  |          0  (omitted)
             |
       _cons |   .8635711   .1724393     5.01   0.000     .5199783    1.207164
------------------------------------------------------------------------------

. *  Birth rate;
. *  Women age 18-44;
. reg brate sr10a lnpopm urbshf i.yob i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =      2,025
                                                F(27, 74)         =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9623
                                                Root MSE          =     13.158

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       brate |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr10a |   160.6565   28.75443     5.59   0.000     103.3621     217.951
      lnpopm |    2.85851   5.803162     0.49   0.624    -8.704543    14.42156
      urbshf |  -118.6719    29.8582    -3.97   0.000    -178.1657   -59.17818
             |
         yob |
       1916  |   6.944055   1.156944     6.00   0.000     4.638793    9.249317
       1917  |   17.07179   1.906716     8.95   0.000     13.27257      20.871
       1918  |   24.14185   2.863392     8.43   0.000     18.43642    29.84729
       1919  |   32.98393   1.770805    18.63   0.000     29.45552    36.51233
       1920  |   39.80019   2.634861    15.11   0.000     34.55011    45.05026
       1921  |   52.82725   2.589184    20.40   0.000     47.66819    57.98631
       1922  |   62.67988   2.956483    21.20   0.000     56.78896     68.5708
       1923  |   65.56954   2.683596    24.43   0.000     60.22236    70.91673
       1924  |   78.43503   3.375716    23.24   0.000     71.70877    85.16129
       1925  |    80.5833   3.914621    20.59   0.000     72.78325    88.38335
       1926  |   82.03996   4.370142    18.77   0.000     73.33226    90.74766
       1927  |   96.78817   5.623152    17.21   0.000     85.58379    107.9925
       1928  |   94.37056   5.657295    16.68   0.000     83.09816     105.643
       1929  |   116.4608      6.322    18.42   0.000     103.8639    129.0577
       1930  |   112.5834    6.09649    18.47   0.000     100.4359    124.7309
       1931  |   124.2114   6.130443    20.26   0.000     111.9962    136.4265
       1932  |   137.0013   5.725063    23.93   0.000     125.5938    148.4087
       1933  |   132.2105   5.419058    24.40   0.000     121.4128    143.0082
       1934  |    147.317   5.010721    29.40   0.000     137.3329     157.301
       1935  |   157.7514   5.527533    28.54   0.000     146.7375    168.7652
       1936  |   148.5281   6.848582    21.69   0.000      134.882    162.1742
       1937  |    139.722   7.336364    19.05   0.000     125.1039      154.34
       1938  |   103.8441   8.740735    11.88   0.000     86.42782    121.2604
       1939  |   83.25266   8.519522     9.77   0.000     66.27715    100.2282
       1940  |    25.1486   8.623493     2.92   0.005     7.965912    42.33128
       1941  |  -10.47852   8.186222    -1.28   0.205    -26.78992    5.832887
             |
       regno |
          2  |  -44.64206   8.410204    -5.31   0.000    -61.39976   -27.88437
          3  |  -.4202598   4.884071    -0.09   0.932    -10.15198    9.311463
          5  |   -.558486   10.10784    -0.06   0.956     -20.6988    19.58183
          6  |   .2044947   7.596783     0.03   0.979    -14.93243    15.34142
          7  |   4.330694   17.99201     0.24   0.810    -31.51917    40.18056
          8  |  -44.46846    5.31465    -8.37   0.000    -55.05814   -33.87879
          9  |  -32.85717   7.527296    -4.37   0.000    -47.85564   -17.85871
         10  |  -52.29502   10.52247    -4.97   0.000     -73.2615   -31.32854
         11  |  -20.36551   9.185431    -2.22   0.030    -38.66788   -2.063139
         12  |  -20.15831   4.903143    -4.11   0.000    -29.92804   -10.38858
         13  |  -1.964201   5.546001    -0.35   0.724    -13.01485    9.086446
         14  |  -28.81536   8.277124    -3.48   0.001    -45.30789   -12.32283
         15  |  -20.64758   8.297561    -2.49   0.015    -37.18083    -4.11433
         16  |  -1.489927   20.00163    -0.07   0.941    -41.34404    38.36419
         17  |  -45.82029   14.04814    -3.26   0.002    -73.81183   -17.82876
         18  |   -45.7046   12.24625    -3.73   0.000    -70.10578   -21.30343
         19  |  -40.58157   10.75986    -3.77   0.000    -62.02107   -19.14207
         20  |  -35.55047   10.27919    -3.46   0.001     -56.0322   -15.06873
         21  |  -37.13759   8.347042    -4.45   0.000    -53.76944   -20.50575
         22  |  -37.28002   7.608778    -4.90   0.000    -52.44085    -22.1192
         23  |  -18.28286   5.322185    -3.44   0.001    -28.88755   -7.678175
         24  |   6.701506   12.61289     0.53   0.597    -18.43022    31.83323
         25  |  -12.34733    14.1721    -0.87   0.386    -40.58584    15.89119
         26  |   16.22949   12.43806     1.30   0.196    -8.553878    41.01286
         27  |  -19.11021   9.482938    -2.02   0.048    -38.00537   -.2150413
         28  |  -23.10338   10.06907    -2.29   0.025    -43.16644   -3.040313
         29  |  -64.04535   13.70412    -4.67   0.000     -91.3514    -36.7393
         30  |  -52.18443    10.1062    -5.16   0.000    -72.32148   -32.04737
         31  |  -49.85652     12.867    -3.87   0.000    -75.49457   -24.21846
         32  |  -32.78673   10.84984    -3.02   0.003    -54.40552   -11.16794
         33  |   -40.4441   10.98456    -3.68   0.000    -62.33131   -18.55688
         34  |  -36.78092   18.03323    -2.04   0.045     -72.7129   -.8489296
         35  |     15.042   8.674241     1.73   0.087      -2.2418     32.3258
         36  |  -28.00536   2.930348    -9.56   0.000    -33.84421   -22.16652
         37  |  -51.83839   6.683798    -7.76   0.000    -65.15615   -38.52063
         38  |   -34.5106   9.743582    -3.54   0.001    -53.92511   -15.09609
         39  |  -38.54586   8.519296    -4.52   0.000    -55.52092   -21.57079
         40  |  -45.40993   7.558089    -6.01   0.000    -60.46976   -30.35011
         41  |  -37.85275   8.103464    -4.67   0.000    -53.99926   -21.70625
         42  |  -59.50617    10.3466    -5.75   0.000    -80.12223   -38.89011
         43  |   48.64928   7.823028     6.22   0.000     33.06156    64.23701
         44  |  -11.80983   6.066432    -1.95   0.055    -23.89746    .2777943
         46  |  -6.065342   3.463582    -1.75   0.084    -12.96668    .8359953
         47  |  -9.896143   5.744606    -1.72   0.089    -21.34252    1.550234
         49  |   -78.3581   11.13646    -7.04   0.000     -100.548   -56.16822
         50  |  -80.54893   9.048608    -8.90   0.000    -98.57867   -62.51918
         51  |   -58.0839   9.551942    -6.08   0.000    -77.11655   -39.05124
         52  |   -5.42614   9.462116    -0.57   0.568    -24.27982    13.42754
         53  |   .1225419   6.728554     0.02   0.986    -13.28439    13.52948
         54  |  -57.65828   9.889734    -5.83   0.000    -77.36401   -37.95256
         55  |  -25.01228   6.566145    -3.81   0.000    -38.09561   -11.92895
         56  |  -21.44921   8.916489    -2.41   0.019    -39.21571   -3.682721
         58  |  -26.07878   13.11236    -1.99   0.050    -52.20572    .0481716
         59  |  -29.10049    11.5379    -2.52   0.014    -52.09026   -6.110713
         61  |  -60.00947   10.67974    -5.62   0.000    -81.28932   -38.72961
         62  |   -25.7912   11.04547    -2.34   0.022    -47.79978   -3.782619
         63  |  -35.95219   7.353937    -4.89   0.000    -50.60523   -21.29915
         64  |  -39.77401   7.085129    -5.61   0.000    -53.89144   -25.65659
         65  |  -39.38502   6.374443    -6.18   0.000    -52.08637   -26.68366
         66  |  -37.83614   9.690378    -3.90   0.000    -57.14464   -18.52764
         69  |  -39.37352   7.845063    -5.02   0.000    -55.00515   -23.74189
         70  |   -57.1952    17.4311    -3.28   0.002    -91.92742   -22.46298
         71  |  -39.25171   5.149814    -7.62   0.000    -49.51294   -28.99049
         72  |  -60.80369   9.171479    -6.63   0.000    -79.07827   -42.52912
         75  |  -46.76499   10.09511    -4.63   0.000    -66.87993   -26.65005
         77  |  -33.11637   4.511063    -7.34   0.000    -42.10486   -24.12788
         79  |   -56.4224   14.01994    -4.02   0.000    -84.35775   -28.48705
         82  |  -62.05887   8.740799    -7.10   0.000     -79.4753   -44.64245
         83  |  -61.39683   11.29515    -5.44   0.000     -83.9029   -38.89075
         84  |  -68.53808   8.174601    -8.38   0.000    -84.82632   -52.24983
         85  |  -85.11041   12.24883    -6.95   0.000    -109.5167   -60.70408
         87  |  -188.2541   32.83443    -5.73   0.000    -253.6782   -122.8301
         88  |  -72.07471   12.02412    -5.99   0.000     -96.0333   -48.11612
         89  |  -29.49583   2.169727   -13.59   0.000    -33.81911   -25.17256
             |
regno#c.time |
          1  |  -1.587668   .3028591    -5.24   0.000    -2.191128   -.9842081
          2  |  -1.687635   .4999298    -3.38   0.001    -2.683767   -.6915036
          3  |  -3.097436   .6109914    -5.07   0.000    -4.314863   -1.880009
          5  |  -3.357732   .5339099    -6.29   0.000    -4.421571   -2.293893
          6  |  -1.496099    .313129    -4.78   0.000    -2.120022   -.8721755
          7  |  -2.893354   .2182447   -13.26   0.000    -3.328216   -2.458492
          8  |   -1.51898   .2017524    -7.53   0.000    -1.920981    -1.11698
          9  |   -2.71024   .3703899    -7.32   0.000    -3.448258   -1.972222
         10  |  -2.143924   .3097461    -6.92   0.000    -2.761106   -1.526741
         11  |   -1.52404   .2327008    -6.55   0.000    -1.987707   -1.060374
         12  |  -1.664773   .2352732    -7.08   0.000    -2.133566   -1.195981
         13  |  -2.507532   .2718408    -9.22   0.000    -3.049186   -1.965877
         14  |  -1.884785    .345914    -5.45   0.000    -2.574033   -1.195536
         15  |  -2.561737   .4823221    -5.31   0.000    -3.522784   -1.600689
         16  |  -2.456438   .1889422   -13.00   0.000    -2.832914   -2.079963
         17  |  -1.557562   .1515854   -10.28   0.000    -1.859602   -1.255521
         18  |  -1.924781   .3594267    -5.36   0.000    -2.640954   -1.208607
         19  |  -2.239742   .4506057    -4.97   0.000    -3.137593   -1.341891
         20  |  -2.431729   .4272401    -5.69   0.000    -3.283024   -1.580435
         21  |  -2.254398   .3940301    -5.72   0.000     -3.03952   -1.469276
         22  |  -1.230307   .2413995    -5.10   0.000    -1.711306   -.7493076
         23  |  -2.624277      .3185    -8.24   0.000    -3.258902   -1.989652
         24  |  -2.477979   .3153299    -7.86   0.000    -3.106287    -1.84967
         25  |  -2.343251    .297726    -7.87   0.000    -2.936483   -1.750019
         26  |  -3.106336   .2229894   -13.93   0.000    -3.550652    -2.66202
         27  |    -2.4934   .5073842    -4.91   0.000    -3.504386   -1.482415
         28  |  -1.975308   .2890649    -6.83   0.000    -2.551282   -1.399334
         29  |  -.7631214   .3219509    -2.37   0.020    -1.404623   -.1216203
         30  |  -1.030321   .2956181    -3.49   0.001    -1.619353   -.4412895
         31  |  -1.369124   .3400757    -4.03   0.000    -2.046739    -.691508
         32  |   -1.74672   .3645017    -4.79   0.000    -2.473006   -1.020435
         33  |  -1.664045   .3639924    -4.57   0.000    -2.389316   -.9387744
         34  |   .1561091   .2029226     0.77   0.444    -.2482231    .5604412
         35  |  -3.037249   .2806045   -10.82   0.000    -3.596366   -2.478133
         36  |  -.5908912   .2588323    -2.28   0.025    -1.106626   -.0751565
         37  |   .2225585   .2506099     0.89   0.377    -.2767926    .7219096
         38  |  -1.495237   .3130131    -4.78   0.000    -2.118929   -.8715448
         39  |  -.5230422   .1759104    -2.97   0.004    -.8735513   -.1725332
         40  |  -.9360706   .2966419    -3.16   0.002    -1.527142   -.3449988
         41  |  -1.222617   .2819748    -4.34   0.000    -1.784464   -.6607702
         42  |  -.0594765   .1838026    -0.32   0.747    -.4257113    .3067583
         43  |  -3.176029   .1420837   -22.35   0.000    -3.459137   -2.892921
         44  |  -1.084603    .320411    -3.39   0.001    -1.723036   -.4461699
         46  |  -3.276851   .1757056   -18.65   0.000    -3.626952    -2.92675
         47  |   .2543148   .1995813     1.27   0.207    -.1433597    .6519893
         49  |   .5221328   .2215079     2.36   0.021     .0807686    .9634969
         50  |    .371393   .2233721     1.66   0.101    -.0736855    .8164715
         51  |  -.0645454   .2496851    -0.26   0.797    -.5620538    .4329631
         52  |  -1.399511     .25181    -5.56   0.000    -1.901253   -.8977685
         53  |  -1.229041   .2781096    -4.42   0.000    -1.783186   -.6748955
         54  |  -.2907465   .3249273    -0.89   0.374    -.9381782    .3566853
         55  |  -.6442631   .2608707    -2.47   0.016    -1.164059   -.1244669
         56  |  -1.206378   .3196847    -3.77   0.000    -1.843364   -.5693924
         58  |  -.9282603   .2659694    -3.49   0.001    -1.458216   -.3983047
         59  |  -.0622135   .1397286    -0.45   0.657    -.3406288    .2162018
         61  |   .7895203   .3016202     2.62   0.011      .188529    1.390512
         62  |   .0713496   .2864116     0.25   0.804    -.4993379    .6420371
         63  |  -.2328131   .2326704    -1.00   0.320    -.6964191    .2307928
         64  |    .113671   .2134365     0.53   0.596    -.3116106    .5389525
         65  |  -.5823826    .346629    -1.68   0.097    -1.273056    .1082907
         66  |  -.5487884   .2388079    -2.30   0.024    -1.024624   -.0729532
         69  |   1.231214   .0782637    15.73   0.000      1.07527    1.387158
         70  |   2.586628   .3524536     7.34   0.000     1.884349    3.288907
         71  |   .7216432   .1647734     4.38   0.000     .3933251    1.049961
         72  |  -.0839775   .2691215    -0.31   0.756    -.6202139    .4522588
         75  |  -.4115168   .1752687    -2.35   0.022    -.7607474   -.0622862
         77  |   .9793602    .079354    12.34   0.000     .8212439    1.137477
         79  |  -.0169095    .202631    -0.08   0.934    -.4206605    .3868415
         82  |   1.300191   .0650047    20.00   0.000     1.170666    1.429716
         83  |   1.579613   .1728937     9.14   0.000     1.235115    1.924111
         84  |   2.208618   .1479868    14.92   0.000     1.913748    2.503488
         85  |   2.479072   .1593533    15.56   0.000     2.161554    2.796591
         87  |   6.010348   .8101476     7.42   0.000     4.396093    7.624602
         88  |   2.139618   .1772945    12.07   0.000     1.786351    2.492885
         89  |          0  (omitted)
             |
       _cons |  -22.78396    57.6898    -0.39   0.694    -137.7334    92.16548
------------------------------------------------------------------------------

. reg brate sr5a lnpopm urbshf i.yob i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =      2,025
                                                F(27, 74)         =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9612
                                                Root MSE          =     13.353

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       brate |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
        sr5a |   107.9995   20.99377     5.14   0.000     66.16847    149.8305
      lnpopm |   -1.48833   6.601276    -0.23   0.822    -14.64166      11.665
      urbshf |  -144.9111    31.9909    -4.53   0.000    -208.6543   -81.16781
             |
         yob |
       1916  |   6.430458   1.231464     5.22   0.000     3.976713    8.884204
       1917  |   15.42561   2.017335     7.65   0.000     11.40598    19.44524
       1918  |   21.54245   3.037061     7.09   0.000     15.49097    27.59392
       1919  |   30.94902   1.654877    18.70   0.000      27.6516    34.24643
       1920  |   36.65192   2.487054    14.74   0.000     31.69635    41.60748
       1921  |   49.31633   2.341265    21.06   0.000     44.65126     53.9814
       1922  |   58.82108   2.696753    21.81   0.000     53.44768    64.19448
       1923  |   61.13252    2.36714    25.83   0.000     56.41589    65.84915
       1924  |   75.02471   3.267761    22.96   0.000     68.51355    81.53586
       1925  |    76.8092   4.036557    19.03   0.000     68.76618    84.85221
       1926  |    79.1351   4.804279    16.47   0.000     69.56236    88.70783
       1927  |    94.9052   6.357937    14.93   0.000     82.23673    107.5737
       1928  |   92.45667   6.570713    14.07   0.000     79.36424    105.5491
       1929  |   113.7585   7.517024    15.13   0.000     98.78052    128.7365
       1930  |   108.6344   7.251077    14.98   0.000     94.18634    123.0825
       1931  |   119.4503   7.662942    15.59   0.000     104.1816    134.7191
       1932  |   131.0637   6.997302    18.73   0.000     117.1213    145.0061
       1933  |   126.0851    7.11801    17.71   0.000     111.9021     140.268
       1934  |    143.166    6.37418    22.46   0.000     130.4652    155.8668
       1935  |   155.9113   6.767062    23.04   0.000     142.4277     169.395
       1936  |   150.4589   7.980283    18.85   0.000     134.5578    166.3599
       1937  |   144.6537   8.437171    17.14   0.000     127.8422    161.4651
       1938  |   111.4516   9.863782    11.30   0.000      91.7976    131.1056
       1939  |   90.23615   9.823658     9.19   0.000     70.66208    109.8102
       1940  |   32.62818   9.935477     3.28   0.002     12.83131    52.42506
       1941  |  -4.203136   9.353619    -0.45   0.654    -22.84063    14.43436
             |
       regno |
          2  |  -27.01535   6.883057    -3.92   0.000    -40.73014   -13.30056
          3  |  -3.944521   4.670562    -0.84   0.401    -13.25082    5.361777
          5  |  -15.10026    9.31649    -1.62   0.109    -33.66377    3.463253
          6  |   14.33791   7.810344     1.84   0.070    -1.224537    29.90036
          7  |   21.36645    20.6363     1.04   0.304    -19.75228    62.48518
          8  |  -44.01992   5.629722    -7.82   0.000    -55.23738   -32.80245
          9  |  -43.83566   7.390771    -5.93   0.000    -58.56209   -29.10923
         10  |  -62.52324   10.61942    -5.89   0.000    -83.68291   -41.36358
         11  |  -28.32239   8.898225    -3.18   0.002    -46.05249   -10.59229
         12  |   -22.4745   5.232109    -4.30   0.000     -32.8997   -12.04929
         13  |  -5.698987   5.850618    -0.97   0.333     -17.3566    5.958625
         14  |  -40.12235   8.032942    -4.99   0.000    -56.12833   -24.11636
         15  |  -34.28376   7.927432    -4.32   0.000    -50.07951   -18.48801
         16  |   21.42527   22.98259     0.93   0.354    -24.36855    67.21908
         17  |  -34.55308   15.98849    -2.16   0.034    -66.41084   -2.695325
         18  |  -60.29617   12.44824    -4.84   0.000    -85.09983    -35.4925
         19  |  -52.31241   10.48995    -4.99   0.000     -73.2141   -31.41072
         20  |  -48.80582   9.685201    -5.04   0.000    -68.10401   -29.50764
         21  |  -44.68194   8.026521    -5.57   0.000    -60.67513   -28.68875
         22  |  -30.76894   8.660103    -3.55   0.001    -48.02457   -13.51331
         23  |  -20.69327   5.573245    -3.71   0.000    -31.79821   -9.588341
         24  |  -11.67265    12.9461    -0.90   0.370    -37.46831    14.12301
         25  |  -29.17517   14.34382    -2.03   0.046    -57.75585   -.5944881
         26  |   1.810439   12.46715     0.15   0.885    -23.03089    26.65177
         27  |  -30.53488    8.75085    -3.49   0.001    -47.97133   -13.09843
         28  |  -20.43825   10.96461    -1.86   0.066     -42.2857    1.409209
         29  |  -78.18441    13.7085    -5.70   0.000    -105.4992   -50.86962
         30  |  -57.09496   10.05461    -5.68   0.000     -77.1292   -37.06072
         31  |  -62.91742   12.83654    -4.90   0.000    -88.49478   -37.34005
         32  |  -45.13844   10.75892    -4.20   0.000    -66.57606   -23.70082
         33  |  -50.35533   10.93663    -4.60   0.000    -72.14704   -28.56363
         34  |  -45.10989   20.18526    -2.23   0.028     -85.3299   -4.889887
         35  |   10.84224   8.658046     1.25   0.214    -6.409293    28.09377
         36  |  -27.52543    3.09901    -8.88   0.000    -33.70034   -21.35052
         37  |  -47.61638    7.31324    -6.51   0.000    -62.18833   -33.04443
         38  |  -43.12775   9.706332    -4.44   0.000    -62.46804   -23.78746
         39  |  -28.67874   9.670356    -2.97   0.004    -47.94734   -9.410133
         40  |  -42.83065   8.316697    -5.15   0.000    -59.40203   -26.25927
         41  |   -45.3904   8.227343    -5.52   0.000    -61.78373   -28.99706
         42  |  -66.35049   11.64228    -5.70   0.000    -89.54823   -43.15275
         43  |   46.77597    8.34311     5.61   0.000     30.15196    63.39998
         44  |  -7.689317   5.691788    -1.35   0.181    -19.03045    3.651818
         46  |  -3.272187   3.235788    -1.01   0.315    -9.719635     3.17526
         47  |  -3.268397   5.259342    -0.62   0.536    -13.74786     7.21107
         49  |  -72.75191   12.00463    -6.06   0.000    -96.67167   -48.83215
         50  |  -80.41895   9.416552    -8.54   0.000    -99.18184   -61.65606
         51  |  -49.98451   10.73401    -4.66   0.000     -71.3725   -28.59653
         52  |  -7.636127   9.741715    -0.78   0.436    -27.04692    11.77466
         53  |  -7.410756   6.403142    -1.16   0.251    -20.16929    5.347782
         54  |  -67.78614   10.12702    -6.69   0.000    -87.96467    -47.6076
         55  |  -24.98673   6.795601    -3.68   0.000    -38.52726    -11.4462
         56  |  -15.88675    10.0463    -1.58   0.118    -35.90444    4.130934
         58  |  -12.45457   15.10605    -0.82   0.412    -42.55403    17.64489
         59  |  -12.65879   13.08622    -0.97   0.337    -38.73365    13.41608
         61  |  -62.46941   10.87525    -5.74   0.000    -84.13883       -40.8
         62  |  -10.14721   12.56133    -0.81   0.422     -35.1762    14.88178
         63  |   -30.8025   8.183463    -3.76   0.000    -47.10841    -14.4966
         64  |  -39.26512   7.408935    -5.30   0.000    -54.02775    -24.5025
         65  |  -41.46807   6.773909    -6.12   0.000    -54.96538   -27.97076
         66  |  -44.12318   10.03621    -4.40   0.000    -64.12077   -24.12559
         69  |  -36.39205    8.10896    -4.49   0.000     -52.5495   -20.23459
         70  |  -43.66864   16.75906    -2.61   0.011    -77.06181   -10.27548
         71  |  -38.19384   5.380324    -7.10   0.000    -48.91437   -27.47331
         72  |  -51.47082    9.89533    -5.20   0.000     -71.1877   -31.75395
         75  |  -29.18146   10.36058    -2.82   0.006    -49.82536   -8.537552
         77  |  -24.03522   4.101222    -5.86   0.000    -32.20709   -15.86336
         79  |   -31.7574   10.80303    -2.94   0.004    -53.28289    -10.2319
         82  |  -38.60876   7.989225    -4.83   0.000    -54.52764   -22.68988
         83  |  -34.00585   9.878307    -3.44   0.001     -53.6888   -14.32289
         84  |   -49.1268   5.740864    -8.56   0.000    -60.56573   -37.68788
         85  |  -57.08186   7.828093    -7.29   0.000    -72.67968   -41.48404
         87  |  -104.1523   20.34519    -5.12   0.000     -144.691   -63.61364
         88  |  -41.98267   8.996083    -4.67   0.000    -59.90776   -24.05758
         89  |  -20.51947   1.339878   -15.31   0.000    -23.18923    -17.8497
             |
regno#c.time |
          1  |  -.7059926   .1717368    -4.11   0.000    -1.048186   -.3637995
          2  |  -.7978749   .3712809    -2.15   0.035    -1.537668   -.0580815
          3  |  -1.716447   .4130885    -4.16   0.000    -2.539544   -.8933505
          5  |  -2.010969   .3291191    -6.11   0.000    -2.666753   -1.355185
          6  |   -1.08895     .29001    -3.75   0.000    -1.666807   -.5110921
          7  |  -2.352554   .1626457   -14.46   0.000    -2.676632   -2.028475
          8  |  -.8286891   .1203328    -6.89   0.000    -1.068457   -.5889208
          9  |  -1.733584   .2047265    -8.47   0.000    -2.141511   -1.325657
         10  |  -1.397123   .1848043    -7.56   0.000    -1.765353   -1.028892
         11  |   -.798816    .112588    -7.10   0.000    -1.023152   -.5744795
         12  |  -.6393331   .0884017    -7.23   0.000    -.8154773   -.4631888
         13  |    -1.3966   .0861093   -16.22   0.000    -1.568177   -1.225024
         14  |  -.8968184   .1804338    -4.97   0.000    -1.256341   -.5372961
         15  |  -1.168916   .2711173    -4.31   0.000    -1.709129   -.6287033
         16  |  -2.112349    .158047   -13.37   0.000    -2.427264   -1.797433
         17  |  -.9594034     .12473    -7.69   0.000    -1.207933   -.7108735
         18  |  -.9074162   .1899361    -4.78   0.000    -1.285872   -.5289603
         19  |  -1.032955   .2617935    -3.95   0.000     -1.55459     -.51132
         20  |  -1.406744   .2577629    -5.46   0.000    -1.920348   -.8931406
         21  |   -1.08575   .2123463    -5.11   0.000    -1.508859   -.6626403
         22  |  -.4806014   .1232468    -3.90   0.000    -.7261761   -.2350268
         23  |  -1.588739   .1422988   -11.16   0.000    -1.872275   -1.305202
         24  |  -1.435135   .1547395    -9.27   0.000    -1.743461    -1.12681
         25  |  -1.452912   .1481547    -9.81   0.000    -1.748117   -1.157708
         26  |  -2.286855   .0904847   -25.27   0.000    -2.467149    -2.10656
         27  |  -1.124342   .2924254    -3.84   0.000    -1.707013   -.5416721
         28  |   -1.09793   .1387833    -7.91   0.000    -1.374461   -.8213978
         29  |   .0850463   .1787687     0.48   0.636    -.2711582    .4412507
         30  |  -.1132633   .1467504    -0.77   0.443    -.4056698    .1791432
         31  |  -.3434987   .1663816    -2.06   0.042    -.6750212   -.0119762
         32  |  -.7030543   .1989546    -3.53   0.001     -1.09948   -.3066287
         33  |  -.6547212   .1926906    -3.40   0.001    -1.038666   -.2707767
         34  |   .8419251   .0944639     8.91   0.000     .6537017    1.030148
         35  |  -2.018303   .1231855   -16.38   0.000    -2.263755    -1.77285
         36  |   .1269746   .1573077     0.81   0.422    -.1864679    .4404171
         37  |   1.084672   .1401408     7.74   0.000     .8054357    1.363909
         38  |  -.4899428   .1596198    -3.07   0.003    -.8079922   -.1718935
         39  |    .209797   .0885905     2.37   0.020     .0332766    .3863174
         40  |   .0206194   .1469467     0.14   0.889    -.2721782    .3134171
         41  |  -.2835814   .1249707    -2.27   0.026     -.532591   -.0345719
         42  |   .3859476   .1692786     2.28   0.025     .0486526    .7232426
         43  |  -2.601191   .1352243   -19.24   0.000    -2.870631   -2.331751
         44  |  -.7940764   .3522086    -2.25   0.027    -1.495867   -.0922854
         46  |  -2.884417    .171123   -16.86   0.000    -3.225387   -2.543447
         47  |    .476777    .246659     1.93   0.057    -.0147018    .9682557
         49  |   1.033362   .1708552     6.05   0.000     .6929255    1.373798
         50  |   .9491035   .1740359     5.45   0.000     .6023293    1.295878
         51  |    .732858    .121141     6.05   0.000     .4914792    .9742367
         52  |   -.389423     .11192    -3.48   0.001    -.6124286   -.1664175
         53  |   -.244325   .1339322    -1.82   0.072    -.5111907    .0225407
         54  |   .6754169   .1792153     3.77   0.000     .3183226    1.032511
         55  |   .1700316   .1305507     1.30   0.197    -.0900964    .4301596
         56  |  -.1669793   .1639571    -1.02   0.312    -.4936708    .1597123
         58  |   .0174904    .112667     0.16   0.877    -.2070035    .2419843
         59  |   .5413141   .0454152    11.92   0.000     .4508224    .6318058
         61  |   1.688466   .1656593    10.19   0.000     1.358383     2.01855
         62  |   .8454052   .1687772     5.01   0.000     .5091092    1.181701
         63  |     .56371   .1122231     5.02   0.000     .3401006    .7873194
         64  |   .9332766   .1056917     8.83   0.000     .7226812    1.143872
         65  |   .3607797   .2465688     1.46   0.148    -.1305193    .8520787
         66  |   .2418342   .1126293     2.15   0.035     .0174154     .466253
         69  |   1.658331   .1105483    15.00   0.000     1.438059    1.878603
         70  |   2.233979   .3492072     6.40   0.000     1.538168    2.929789
         71  |   1.365027   .0605962    22.53   0.000     1.244286    1.485767
         72  |   .7534593   .1582209     4.76   0.000     .4381973    1.068721
         75  |   .3467515   .0623433     5.56   0.000     .2225299    .4709732
         77  |   1.282706    .036622    35.03   0.000     1.209735    1.355677
         79  |   .0856669   .2640922     0.32   0.747    -.4405483    .6118821
         82  |    1.10061    .068032    16.18   0.000     .9650536    1.236167
         83  |   1.411725   .1824946     7.74   0.000     1.048097    1.775353
         84  |   2.107425    .165745    12.71   0.000     1.777171    2.437679
         85  |   1.841857   .0858098    21.46   0.000     1.670878    2.012837
         87  |   3.591841   .5489403     6.54   0.000     2.498054    4.685629
         88  |    1.90033   .1880343    10.11   0.000     1.525663    2.274996
         89  |          0  (omitted)
             |
       _cons |   57.97138   65.18871     0.89   0.377    -71.91997    187.8627
------------------------------------------------------------------------------

. reg brate sr15a lnpopm urbshf i.yob i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =      2,025
                                                F(27, 74)         =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9620
                                                Root MSE          =     13.208

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       brate |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr15a |   245.9601   38.16908     6.44   0.000     169.9065    322.0136
      lnpopm |   5.463234   5.899339     0.93   0.357    -6.291455    17.21792
      urbshf |   -122.381   30.84593    -3.97   0.000    -183.8429   -60.91917
             |
         yob |
       1916  |   8.089491   1.201764     6.73   0.000     5.694924    10.48406
       1917  |   17.05824   1.954743     8.73   0.000     13.16333    20.95315
       1918  |   23.95152     2.9543     8.11   0.000     18.06495    29.83809
       1919  |   30.71217   1.651881    18.59   0.000     27.42073    34.00362
       1920  |   37.99063    2.49498    15.23   0.000     33.01927    42.96198
       1921  |   50.89332   2.510698    20.27   0.000     45.89065      55.896
       1922  |   61.86771   2.895176    21.37   0.000     56.09894    67.63647
       1923  |   64.72207   2.581191    25.07   0.000     59.57894    69.86521
       1924  |   78.02484   3.361298    23.21   0.000     71.32731    84.72238
       1925  |   79.62205   3.914426    20.34   0.000     71.82238    87.42171
       1926  |   81.56905   4.551073    17.92   0.000     72.50084    90.63726
       1927  |   95.15678   5.842767    16.29   0.000     83.51481    106.7987
       1928  |   92.64631   5.933299    15.61   0.000     80.82395    104.4687
       1929  |   112.7196   6.702444    16.82   0.000     99.36471    126.0745
       1930  |   109.2731   6.425158    17.01   0.000      96.4707    122.0755
       1931  |   119.4587   6.576933    18.16   0.000     106.3539    132.5635
       1932  |   132.5786   6.092184    21.76   0.000     120.4397    144.7176
       1933  |    127.582   5.837684    21.85   0.000     115.9501    139.2138
       1934  |   144.4635   5.241073    27.56   0.000     134.0204    154.9066
       1935  |   155.1714   5.725231    27.10   0.000     143.7636    166.5791
       1936  |   146.1998    7.00816    20.86   0.000     132.2358    160.1639
       1937  |    136.862   7.600183    18.01   0.000     121.7183    152.0057
       1938  |    100.297   9.114833    11.00   0.000     82.13525    118.4587
       1939  |   76.64014   9.148191     8.38   0.000     58.41197    94.86831
       1940  |    16.4889    9.37416     1.76   0.083    -2.189523    35.16732
       1941  |  -21.65659   9.167273    -2.36   0.021    -39.92278   -3.390402
             |
       regno |
          2  |  -69.30884   11.17953    -6.20   0.000    -91.58455   -47.03314
          3  |   1.009784   4.948465     0.20   0.839    -8.850248    10.86982
          5  |   9.209544   11.01208     0.84   0.406     -12.7325    31.15159
          6  |  -7.411852   8.280091    -0.90   0.374    -23.91029     9.08659
          7  |  -1.237606   18.56956    -0.07   0.947    -38.23827    35.76306
          8  |  -48.63334   5.413815    -8.98   0.000    -59.42061   -37.84608
          9  |   -26.1827   8.186913    -3.20   0.002    -42.49548   -9.869919
         10  |  -52.93284   10.82844    -4.89   0.000    -74.50898   -31.35669
         11  |  -19.44065   9.417233    -2.06   0.042     -38.2049   -.6764045
         12  |  -17.36369   5.033994    -3.45   0.001    -27.39414    -7.33324
         13  |    7.03373   5.997762     1.17   0.245    -4.917071    18.98453
         14  |  -22.56529   8.897916    -2.54   0.013    -40.29478   -4.835806
         15  |  -10.74056   9.220184    -1.16   0.248    -29.11218    7.631052
         16  |  -12.16035   20.85757    -0.58   0.562    -53.71995    29.39926
         17  |  -53.83857   14.46622    -3.72   0.000    -82.66314     -25.014
         18  |  -41.36287   12.86677    -3.21   0.002    -67.00047   -15.72528
         19  |  -36.41403   11.23892    -3.24   0.002    -58.80808   -14.01998
         20  |  -29.57507   10.87637    -2.72   0.008    -51.24671   -7.903437
         21  |  -30.55839   8.771472    -3.48   0.001    -48.03593   -13.08085
         22  |  -43.38028   7.959257    -5.45   0.000    -59.23945   -27.52112
         23  |  -13.85654   5.502759    -2.52   0.014    -24.82103   -2.892056
         24  |   17.80976   13.75093     1.30   0.199    -9.589561    45.20909
         25  |  -6.413278   14.95302    -0.43   0.669    -36.20781    23.38126
         26  |   21.55028   13.12002     1.64   0.105    -4.591923    47.69249
         27  |  -9.583061   10.22398    -0.94   0.352    -29.95479    10.78867
         28  |  -25.26861   10.11624    -2.50   0.015    -45.42566   -5.111549
         29  |  -61.80603   14.22796    -4.34   0.000    -90.15586    -33.4562
         30  |  -53.91887   10.20423    -5.28   0.000    -74.25123    -33.5865
         31  |  -46.78813   13.37442    -3.50   0.001    -73.43725   -20.13901
         32  |    -28.682   11.38284    -2.52   0.014    -51.36281    -6.00119
         33  |  -38.58606   11.35057    -3.40   0.001    -61.20256   -15.96955
         34  |   -50.2273   18.54928    -2.71   0.008    -87.18754   -13.26706
         35  |   18.15268   8.866341     2.05   0.044     .4861081    35.81925
         36  |    -32.242   3.154752   -10.22   0.000    -38.52798   -25.95602
         37  |  -59.03726   7.008079    -8.42   0.000    -73.00116   -45.07335
         38  |  -32.47988   10.07354    -3.22   0.002    -52.55184   -12.40792
         39  |  -46.89896   9.144088    -5.13   0.000    -65.11895   -28.67896
         40  |  -49.11988   7.729988    -6.35   0.000    -64.52222   -33.71754
         41  |  -35.43597   8.430087    -4.20   0.000    -52.23328   -18.63865
         42  |  -63.33821   10.57836    -5.99   0.000    -84.41605   -42.26038
         43  |   43.47571   8.043319     5.41   0.000     27.44905    59.50237
         44  |   -17.7842   6.129495    -2.90   0.005    -29.99748   -5.570911
         46  |   -10.9652   3.688294    -2.97   0.004    -18.31429   -3.616115
         47  |  -23.85998   6.885609    -3.47   0.001    -37.57985    -10.1401
         49  |  -89.81248   11.48398    -7.82   0.000    -112.6948   -66.93015
         50  |  -88.62071   9.315221    -9.51   0.000    -107.1817   -70.05972
         51  |  -68.07029   9.985238    -6.82   0.000    -87.96631   -48.17426
         52  |  -6.663962    9.59039    -0.69   0.489    -25.77323    12.44531
         53  |   6.047211   7.226566     0.84   0.405    -8.352035    20.44646
         54  |  -54.66724   10.34332    -5.29   0.000    -75.27675   -34.05772
         55  |  -28.43706   6.666887    -4.27   0.000    -41.72112     -15.153
         56  |  -26.35499   9.169864    -2.87   0.005    -44.62635   -8.083639
         58  |  -34.07323   13.75856    -2.48   0.016    -61.48775   -6.658705
         59  |   -41.1915   12.55217    -3.28   0.002    -66.20225   -16.18075
         61  |  -65.24068   10.81946    -6.03   0.000    -86.79892   -43.68244
         62  |  -38.07521   12.02348    -3.17   0.002    -62.03252    -14.1179
         63  |  -41.94199   7.614074    -5.51   0.000    -57.11336   -26.77061
         64  |  -45.41522   7.298691    -6.22   0.000    -59.95818   -30.87226
         65  |  -45.54727    6.60958    -6.89   0.000    -58.71715    -32.3774
         66  |  -39.72001   9.956406    -3.99   0.000    -59.55858   -19.88144
         69  |  -52.68995   8.558476    -6.16   0.000    -69.74309   -35.63682
         70  |  -93.54753   19.85181    -4.71   0.000    -133.1031   -53.99194
         71  |  -45.98854   5.425278    -8.48   0.000    -56.79864   -35.17844
         72  |  -74.99835   10.07962    -7.44   0.000    -95.08244   -54.91427
         75  |  -67.76896   12.19726    -5.56   0.000    -92.07253    -43.4654
         77  |  -47.02315    5.84392    -8.05   0.000    -58.66741   -35.37888
         79  |  -97.80832    18.3227    -5.34   0.000    -134.3171   -61.29953
         82  |  -89.16295   11.80126    -7.56   0.000    -112.6775   -65.64843
         83  |  -92.25389   14.86154    -6.21   0.000    -121.8662   -62.64162
         84  |  -94.70105   11.17463    -8.47   0.000     -116.967   -72.43512
         85  |  -131.5612   17.44125    -7.54   0.000    -166.3136    -96.8087
         87  |  -308.6076   47.55144    -6.49   0.000    -403.3559   -213.8593
         88  |  -114.3553   17.23852    -6.63   0.000    -148.7038   -80.00682
         89  |  -39.66922   3.464376   -11.45   0.000    -46.57214   -32.76631
             |
regno#c.time |
          1  |  -2.694531   .4362366    -6.18   0.000    -3.563751    -1.82531
          2  |  -2.999985   .6391732    -4.69   0.000    -4.273565   -1.726404
          3  |  -4.654891    .780314    -5.97   0.000    -6.209701   -3.100082
          5  |  -4.864684     .70416    -6.91   0.000    -6.267754   -3.461615
          6  |  -2.183722   .3848457    -5.67   0.000    -2.950544   -1.416901
          7  |  -3.366768   .2547876   -13.21   0.000    -3.874444   -2.859093
          8  |  -2.243193   .2774559    -8.08   0.000    -2.796036    -1.69035
          9  |   -3.93096    .508155    -7.74   0.000    -4.943481   -2.918439
         10  |  -2.896125    .383321    -7.56   0.000    -3.659909   -2.132342
         11  |  -2.280594   .3195667    -7.14   0.000    -2.917345   -1.643844
         12  |   -2.81523   .3822607    -7.36   0.000    -3.576901   -2.053559
         13  |  -3.797341   .4343728    -8.74   0.000    -4.662848   -2.931834
         14  |   -3.04799   .4816015    -6.33   0.000    -4.007602   -2.088378
         15  |  -4.147833    .671488    -6.18   0.000    -5.485802   -2.809864
         16  |  -2.876808   .2208497   -13.03   0.000    -3.316861   -2.436756
         17  |  -2.360168   .2374769    -9.94   0.000    -2.833351   -1.886985
         18  |  -3.083283   .4930219    -6.25   0.000    -4.065651   -2.100916
         19  |  -3.548988   .5994484    -5.92   0.000    -4.743415   -2.354561
         20  |  -3.460847   .5319372    -6.51   0.000    -4.520755   -2.400939
         21  |  -3.592486   .5515575    -6.51   0.000    -4.691488   -2.493483
         22  |  -2.148707   .3464056    -6.20   0.000    -2.838936   -1.458479
         23  |  -3.823422   .4608211    -8.30   0.000    -4.741628   -2.905215
         24  |  -3.702746   .4676305    -7.92   0.000     -4.63452   -2.770972
         25  |  -3.353787     .41563    -8.07   0.000    -4.181948   -2.525626
         26  |  -4.015937   .3357059   -11.96   0.000    -4.684846   -3.347029
         27  |  -4.165315   .7047674    -5.91   0.000    -5.569594   -2.761035
         28  |  -3.025048   .4122133    -7.34   0.000    -3.846401   -2.203695
         29  |    -1.6881   .4211719    -4.01   0.000    -2.527304    -.848897
         30  |  -1.972425   .4024079    -4.90   0.000     -2.77424    -1.17061
         31  |  -2.548763   .4773503    -5.34   0.000    -3.499904   -1.597622
         32  |  -2.862898   .4931869    -5.80   0.000    -3.845595   -1.880202
         33  |  -2.859106   .4979064    -5.74   0.000    -3.851207   -1.867006
         34  |  -.6010369   .2943056    -2.04   0.045    -1.187454   -.0146202
         35  |  -4.279941   .4396608    -9.73   0.000    -5.155985   -3.403898
         36  |  -1.589656   .3676464    -4.32   0.000    -2.322207   -.8571042
         37  |  -.6730637   .3569014    -1.89   0.063    -1.384205    .0380779
         38  |  -2.627043   .4484964    -5.86   0.000    -3.520692   -1.733394
         39  |  -1.455748     .29194    -4.99   0.000    -2.037451   -.8740448
         40  |  -2.048521   .4298724    -4.77   0.000     -2.90506   -1.191981
         41  |  -2.413415   .4283868    -5.63   0.000    -3.266994   -1.559836
         42  |  -.7284643   .2403324    -3.03   0.003    -1.207337   -.2495915
         43  |  -4.200694   .2461111   -17.07   0.000    -4.691081   -3.710307
         44  |  -2.067683   .3521806    -5.87   0.000    -2.769418   -1.365948
         46  |  -4.027183   .2359021   -17.07   0.000    -4.497228   -3.557138
         47  |  -.2494772   .1987063    -1.26   0.213    -.6454082    .1464539
         49  |  -.1238856   .2790952    -0.44   0.658    -.6799949    .4322236
         50  |  -.4769428    .305552    -1.56   0.123    -1.085768    .1318829
         51  |  -.9092449   .3493065    -2.60   0.011    -1.605253   -.2132365
         52  |  -2.627091   .4123214    -6.37   0.000    -3.448659   -1.805523
         53  |  -2.434202    .431879    -5.64   0.000    -3.294739   -1.573664
         54  |   -1.45453   .4668544    -3.12   0.003    -2.384758   -.5243027
         55  |  -1.685753   .3904698    -4.32   0.000    -2.463781   -.9077245
         56  |  -2.396166   .4659495    -5.14   0.000    -3.324591   -1.467742
         58  |  -2.065869    .409148    -5.05   0.000    -2.881114   -1.250624
         59  |  -.8969901     .25076    -3.58   0.001     -1.39664   -.3973398
         61  |  -.2251263    .423246    -0.53   0.596    -1.068462    .6182098
         62  |  -.8989352   .4028631    -2.23   0.029    -1.701657    -.096213
         63  |  -1.175798   .3504853    -3.35   0.001    -1.874155   -.4774407
         64  |  -.8589964   .3379681    -2.54   0.013    -1.532412   -.1855803
         65  |  -1.478531   .4487038    -3.30   0.002    -2.372593    -.584469
         66  |  -1.520516   .3592001    -4.23   0.000    -2.236238   -.8047943
         69  |   .7264231   .1222032     5.94   0.000     .4829279    .9699183
         70  |   2.867866   .3634438     7.89   0.000     2.143688    3.592044
         71  |  -.1290416   .2726444    -0.47   0.637    -.6722974    .4142143
         72  |  -1.119236   .3973086    -2.82   0.006    -1.910891   -.3275816
         75  |  -1.418742   .3076938    -4.61   0.000    -2.031836   -.8056492
         77  |   .4575167   .1461892     3.13   0.003     .1662283    .7488051
         79  |  -.2305968   .1763215    -1.31   0.195    -.5819252    .1207315
         82  |   1.320197    .067347    19.60   0.000     1.186005    1.454389
         83  |   1.638035   .1701361     9.63   0.000     1.299032    1.977039
         84  |    2.11054   .1321474    15.97   0.000     1.847231     2.37385
         85  |   3.355452   .2696753    12.44   0.000     2.818113    3.892792
         87  |   9.262049   1.215607     7.62   0.000     6.839898     11.6842
         88  |   2.665018   .2344085    11.37   0.000     2.197949    3.132087
         89  |          0  (omitted)
             |
       _cons |  -82.42899   62.76317    -1.31   0.193    -207.4873    42.62936
------------------------------------------------------------------------------

. ************************************************************;
. * Regressions using data by 5-year age group (columns 4-8);
. ************************************************************;
. clear;

. use data_5yr_stacked;

. quietly tab regno, gen(reg);

. quietly tab agegroup, gen(agegroup);

. gen lgreg=0;

. replace lgreg=1 if north==1;
(35 real changes made)

. replace lgreg=2 if norwest==1;
(35 real changes made)

. replace lgreg=3 if central==1;
(84 real changes made)

. replace lgreg=3 if regno==16;
(7 real changes made)

. replace lgreg=4 if cenchern==1;
(35 real changes made)

. replace lgreg=5 if volga==1;
(35 real changes made)

. replace lgreg=6 if povolzh==1;
(56 real changes made)

. replace lgreg=7 if ncauc==1;
(56 real changes made)

. replace lgreg=8 if urals==1;
(49 real changes made)

. replace lgreg=9 if esib==1;
(42 real changes made)

. replace lgreg=10 if wsib==1;
(42 real changes made)

. replace lgreg=11 if fareast==1;
(49 real changes made)

. gen time=0 if agegroup==1;
(450 missing values generated)

. replace time=1 if agegroup==2;
(75 real changes made)

. replace time=2 if agegroup==3;
(75 real changes made)

. replace time=3 if agegroup==4;
(75 real changes made)

. replace time=4 if agegroup==5;
(75 real changes made)

. replace time=5 if agegroup==6;
(75 real changes made)

. replace time=6 if agegroup==7;
(75 real changes made)

. *  Married fertility rates;
. *  Age 16-44;
. reg asbrm sr10a lnpopm urbshf i.agegroup i.regno i.regno#c.time if agegroup !=7, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        437
                                                F(6, 72)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9768
                                                Root MSE          =     24.535

                                 (Std. Err. adjusted for 73 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       asbrm |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr10a |   212.5986   88.86028     2.39   0.019     35.45888    389.7383
      lnpopm |  -49.86554   24.66638    -2.02   0.047    -99.03708   -.6940061
      urbshf |  -145.1862   148.0679    -0.98   0.330    -440.3541    149.9818
             |
    agegroup |
          2  |  -13.09465    13.2898    -0.99   0.328    -39.58739    13.39809
          3  |  -149.9562   15.44883    -9.71   0.000    -180.7529   -119.1595
          4  |  -207.5866   20.76884   -10.00   0.000    -248.9886   -166.1847
          5  |  -275.0442   34.07284    -8.07   0.000    -342.9671   -207.1212
          6  |  -327.3029   34.65828    -9.44   0.000    -396.3929   -258.2128
             |
       regno |
          2  |  -115.3452   44.55087    -2.59   0.012    -204.1558   -26.53468
          3  |   -29.2047   28.74895    -1.02   0.313    -86.51469     28.1053
          5  |   11.58545   32.71894     0.35   0.724    -53.63856    76.80947
          6  |  -24.91293    39.4133    -0.63   0.529    -103.4819    53.65604
          7  |   76.36539   63.88085     1.20   0.236    -50.97874    203.7095
          8  |   3.415755   21.23563     0.16   0.873    -38.91671    45.74822
          9  |    -55.499   37.08916    -1.50   0.139    -129.4349     18.4369
         10  |  -77.15827    49.2318    -1.57   0.121    -175.3001    20.98354
         11  |   35.73617   39.49202     0.90   0.369    -42.98974    114.4621
         12  |    60.2696   13.46836     4.47   0.000     33.42092    87.11829
         13  |   81.94056   18.41254     4.45   0.000     45.23584    118.6453
         14  |  -10.13329   36.21802    -0.28   0.780    -82.33259    62.06602
         15  |   3.874201   24.27941     0.16   0.874    -44.52592    52.27432
         16  |   116.3336   72.21901     1.61   0.112    -27.63238    260.2996
         17  |   105.2169   43.29504     2.43   0.018     18.90983     191.524
         18  |  -63.21843   55.29133    -1.14   0.257    -173.4397    47.00283
         19  |   -39.9961   40.60892    -0.98   0.328    -120.9485    40.95631
         20  |  -48.62809    39.5619    -1.23   0.223    -127.4933    30.23711
         21  |  -.0569633   19.97445    -0.00   0.998     -39.8753    39.76137
         22  |    .992572   19.71595     0.05   0.960    -38.31046     40.2956
         23  |   36.47282   12.41114     2.94   0.004     11.73166    61.21398
         24  |  -52.56527   51.78587    -1.02   0.313    -155.7985    50.66797
         25  |  -40.61799   65.20208    -0.62   0.535    -170.5959    89.35998
         26  |    15.0485   56.33279     0.27   0.790    -97.24886    127.3459
         27  |  -4.190644   37.80776    -0.11   0.912    -79.55903    71.17774
         28  |   67.23247   34.72949     1.94   0.057    -1.999505    136.4645
         29  |   -36.2234   63.66988    -0.57   0.571     -163.147    90.70018
         30  |   24.92326   38.53245     0.65   0.520    -51.88978    101.7363
         31  |  -18.92622   58.56291    -0.32   0.747    -135.6692     97.8168
         32  |  -37.04867   44.09031    -0.84   0.404    -124.9411    50.84375
         33  |   -31.2705   52.09416    -0.60   0.550    -135.1183    72.57732
         34  |   -172.419    82.4253    -2.09   0.040    -336.7308   -8.107131
         35  |   49.59373   35.27923     1.41   0.164    -20.73413    119.9216
         36  |  -38.56034   24.90049    -1.55   0.126    -88.19855    11.07787
         37  |   25.38249   18.05881     1.41   0.164    -10.61709    61.38207
         38  |  -22.50471   37.07099    -0.61   0.546    -96.40437    51.39496
         39  |   44.93201   24.29192     1.85   0.068    -3.493038    93.35706
         40  |   15.20927   23.82804     0.64   0.525    -32.29105     62.7096
         41  |  -45.27596   37.13058    -1.22   0.227    -119.2944     28.7425
         43  |  -124.5097   55.32001    -2.25   0.027    -234.7881   -14.23125
         44  |  -110.2385    57.6872    -1.91   0.060    -225.2358    4.758874
         46  |    -103.12   32.92731    -3.13   0.003    -168.7594   -37.48063
         47  |  -114.6392   42.62325    -2.69   0.009     -199.607   -29.67126
         49  |   25.22312   44.79084     0.56   0.575    -64.06579     114.512
         50  |  -26.18502   53.66393    -0.49   0.627    -133.1621    80.79207
         51  |   43.17358   34.82366     1.24   0.219    -26.24611    112.5933
         52  |   24.12573   41.08086     0.59   0.559    -57.76746    106.0189
         53  |   33.92867   22.57308     1.50   0.137    -11.06993    78.92728
         54  |  -107.0051   38.40326    -2.79   0.007    -183.5606   -30.44958
         55  |   7.643848   28.23047     0.27   0.787    -48.63256    63.92026
         56  |   102.1497   34.73371     2.94   0.004     32.90931    171.3901
         58  |   75.64244   52.97405     1.43   0.158     -29.9594    181.2443
         59  |   47.83489    43.5605     1.10   0.276    -39.00138    134.6712
         61  |  -19.85181   42.45076    -0.47   0.641    -104.4758    64.77223
         62  |   44.07035   47.38051     0.93   0.355    -50.38098    138.5217
         63  |   29.27014    25.6756     1.14   0.258    -21.91324    80.45352
         64  |  -15.62081   26.06727    -0.60   0.551    -67.58497    36.34335
         65  |  -57.96753   8.994213    -6.44   0.000    -75.89717    -40.0379
         66  |  -80.43545   40.13772    -2.00   0.049    -160.4485   -.4223624
         69  |   -26.4982   31.16514    -0.85   0.398    -88.62477    35.62837
         70  |  -209.1882   76.28289    -2.74   0.008    -361.2553   -57.12099
         72  |  -32.61011   35.17527    -0.93   0.357    -102.7307    37.51051
         75  |  -41.36072   31.17158    -1.33   0.189    -103.5001     20.7787
         77  |  -12.82789   14.69332    -0.87   0.386    -42.11848     16.4627
         79  |  -103.6423   28.36403    -3.65   0.000     -160.185   -47.09968
         82  |   26.26993   17.67638     1.49   0.142    -8.967298    61.50715
         83  |   27.28846   22.30036     1.22   0.225    -17.16649    71.74341
         84  |   2.066491   9.266532     0.22   0.824      -16.406    20.53899
         85  |  -146.3226   26.98738    -5.42   0.000     -200.121   -92.52429
         87  |  -154.0758   32.40809    -4.75   0.000    -218.6801   -89.47146
         88  |  -64.32863   14.31304    -4.49   0.000    -92.86117    -35.7961
         89  |  -11.21602   17.67566    -0.63   0.528     -46.4518    24.01976
             |
regno#c.time |
          1  |   2.925281   3.774256     0.78   0.441    -4.598561    10.44912
          2  |   22.06984   5.892509     3.75   0.000     10.32334    33.81634
          3  |   15.42005   7.886656     1.96   0.054    -.3017079    31.14181
          5  |   5.340915   7.197714     0.74   0.460    -9.007466     19.6893
          6  |   7.867543   5.117262     1.54   0.129    -2.333532    18.06862
          7  |   9.059424   2.764336     3.28   0.002     3.548821    14.57003
          8  |  -1.314029   1.895101    -0.69   0.490    -5.091844    2.463786
          9  |   8.089655    3.82512     2.11   0.038     .4644171    15.71489
         10  |   11.67373   3.208786     3.64   0.001     5.277135    18.07033
         11  |    2.66773   2.596672     1.03   0.308     -2.50864      7.8441
         12  |  -6.147788   2.867709    -2.14   0.035    -11.86446   -.4311147
         13  |  -9.005555   2.603844    -3.46   0.001    -14.19622   -3.814886
         14  |   2.350475   3.833105     0.61   0.542    -5.290679    9.991629
         15  |   -.365814   6.210482    -0.06   0.953    -12.74618    12.01456
         16  |    2.88263   2.158167     1.34   0.186    -1.419598    7.184858
         17  |  -4.853701   1.600934    -3.03   0.003    -8.045104   -1.662297
         18  |   11.44788   4.111157     2.78   0.007     3.252442    19.64333
         19  |   11.90357    5.32913     2.23   0.029     1.280138    22.52699
         20  |   12.21118   4.681269     2.61   0.011     2.879245    21.54312
         21  |   6.354119   4.915957     1.29   0.200    -3.445663     16.1539
         22  |   9.555031   1.930751     4.95   0.000     5.706149    13.40391
         23  |   -1.66756   3.106701    -0.54   0.593    -7.860655    4.525535
         24  |   18.47472   4.009737     4.61   0.000     10.48145    26.46798
         25  |   20.93798   3.274433     6.39   0.000     14.41052    27.46544
         26  |   13.89688   2.550313     5.45   0.000     8.812921    18.98084
         27  |   11.84438   6.042242     1.96   0.054     -.200611    23.88937
         28  |   3.584711   2.736994     1.31   0.194    -1.871386    9.040809
         29  |   4.438393   3.258647     1.36   0.177    -2.057601    10.93439
         30  |   1.847389   2.939061     0.63   0.532    -4.011522    7.706301
         31  |   5.424548   3.551046     1.53   0.131    -1.654333    12.50343
         32  |   12.63642   4.200269     3.01   0.004     4.263334     21.0095
         33  |    12.9555   3.555551     3.64   0.001     5.867643    20.04337
         34  |   20.23161   3.071473     6.59   0.000     14.10875    26.35448
         35  |   15.31289   3.169522     4.83   0.000      8.99456    21.63121
         36  |   6.843821   2.193286     3.12   0.003     2.471585    11.21606
         37  |  -.9861398   2.929831    -0.34   0.737    -6.826651    4.854372
         38  |    13.0224   3.537762     3.68   0.000     5.969996     20.0748
         39  |   .6599639   1.379457     0.48   0.634    -2.089934    3.409862
         40  |   3.947231   3.170156     1.25   0.217    -2.372359    10.26682
         41  |   12.94328    2.60223     4.97   0.000     7.755827    18.13073
         43  |   50.64072   1.205643    42.00   0.000     48.23732    53.04413
         44  |   24.22443   6.283484     3.86   0.000     11.69853    36.75033
         46  |   20.72286   2.895661     7.16   0.000     14.95046    26.49525
         47  |    33.5811   3.055514    10.99   0.000     27.49005    39.67216
         49  |   1.268779   1.769287     0.72   0.476     -2.25823    4.795787
         50  |   4.347419   1.992552     2.18   0.032     .3753391    8.319498
         51  |  -.2503449   2.521605    -0.10   0.921    -5.277072    4.776382
         52  |   17.87559   2.927362     6.11   0.000        12.04    23.71118
         53  |    5.34284   3.726789     1.43   0.156    -2.086379    12.77206
         54  |   19.90992   4.383047     4.54   0.000     11.17247    28.64736
         55  |   10.42896   3.017157     3.46   0.001     4.414366    16.44355
         56  |   -11.7427   4.006236    -2.93   0.005    -19.72898   -3.756414
         58  |   2.388798   2.845872     0.84   0.404    -3.284344    8.061941
         59  |   6.471837   1.673901     3.87   0.000     3.134977    9.808698
         61  |   13.76792   4.081133     3.37   0.001     5.632329    21.90351
         62  |   7.666373   3.458543     2.22   0.030     .7718924    14.56085
         63  |   5.379581   3.049076     1.76   0.082    -.6986408     11.4578
         64  |    10.8268   2.825746     3.83   0.000     5.193775    16.45982
         65  |   8.946256   5.960385     1.50   0.138    -2.935553    20.82807
         66  |   19.28931   3.419777     5.64   0.000     12.47211    26.10651
         69  |   3.896151    2.86665     1.36   0.178    -1.818411    9.610713
         70  |   25.43408   5.948338     4.28   0.000     13.57629    37.29188
         72  |   14.92687   3.784237     3.94   0.000     7.383132    22.47061
         75  |   17.09165   2.079267     8.22   0.000      12.9467    21.23659
         77  |   6.119866   1.193408     5.13   0.000     3.740851    8.498882
         79  |   14.17178     5.2512     2.70   0.009       3.7037    24.63985
         82  |  -6.227903   1.146265    -5.43   0.000     -8.51294   -3.942866
         83  |  -7.206413   3.461686    -2.08   0.041    -14.10716   -.3056683
         84  |  -9.160783   2.687862    -3.41   0.001    -14.51894   -3.802628
         85  |    9.45194     4.4134     2.14   0.036     .6539875    18.24989
         87  |  -4.863045   13.32606    -0.36   0.716    -31.42806    21.70197
         88  |   6.822795    4.01154     1.70   0.093    -1.174063    14.81965
         89  |          0  (omitted)
             |
       _cons |   776.0194   328.9458     2.36   0.021     120.2779    1431.761
------------------------------------------------------------------------------

. reg asbrm sr5a lnpopm urbshf i.agegroup i.regno i.regno#c.time if agegroup !=7, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        437
                                                F(6, 72)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9761
                                                Root MSE          =     24.887

                                 (Std. Err. adjusted for 73 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       asbrm |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
        sr5a |   125.2163   63.92561     1.96   0.054    -2.217056    252.6497
      lnpopm |  -58.51443      25.01    -2.34   0.022     -108.371   -8.657902
      urbshf |  -164.4072   150.3628    -1.09   0.278      -464.15    135.3355
             |
    agegroup |
          2  |  -16.43675   13.20424    -1.24   0.217    -42.75891    9.885419
          3  |  -160.7125   13.10373   -12.26   0.000    -186.8343   -134.5906
          4  |  -219.9045   18.00099   -12.22   0.000    -255.7888   -184.0202
          5  |  -295.8878   31.03091    -9.54   0.000    -357.7468   -234.0289
          6  |  -346.8995   32.72241   -10.60   0.000    -412.1305   -281.6686
             |
       regno |
          2  |    -78.398   35.82388    -2.19   0.032    -149.8116   -6.984411
          3  |  -9.171096    25.6024    -0.36   0.721    -60.20854    41.86635
          5  |   14.45536   33.35779     0.43   0.666    -52.04217     80.9529
          6  |  -20.89681    40.1927    -0.52   0.605    -101.0195    59.22588
          7  |   82.02704   64.14326     1.28   0.205    -45.84021    209.8943
          8  |  -3.197347   21.70159    -0.15   0.883    -46.45867    40.06398
          9  |  -64.53051   37.64227    -1.71   0.091     -139.569    10.50798
         10  |  -90.42829   50.14238    -1.80   0.076    -190.3853    9.528712
         11  |   23.16777   40.62237     0.57   0.570    -57.81145     104.147
         12  |   58.94162   13.99895     4.21   0.000     31.03522    86.84802
         13  |   79.69542   18.26601     4.36   0.000     43.28281     116.108
         14  |  -18.38423   37.00104    -0.50   0.621    -92.14446      55.376
         15  |    5.83934   24.46681     0.24   0.812    -42.93436    54.61304
         16  |   125.8826   72.72894     1.73   0.088    -19.09987    270.8651
         17  |   111.8518   44.96192     2.49   0.015     22.22185    201.4818
         18  |   -72.3362   56.34902    -1.28   0.203    -184.6659    39.99351
         19  |  -38.32834   41.44312    -0.92   0.358    -120.9437    44.28701
         20  |  -56.40552   40.57276    -1.39   0.169    -137.2858     24.4748
         21  |   1.417553   20.91738     0.07   0.946    -40.28048    43.11559
         22  |   6.051457   20.36404     0.30   0.767    -34.54352    46.64643
         23  |   37.83238   12.97139     2.92   0.005     11.97439    63.69038
         24  |  -70.59653   52.14481    -1.35   0.180    -174.5453    33.35225
         25  |  -57.56111    66.3753    -0.87   0.389    -189.8779    74.75563
         26  |  -3.974977   57.13403    -0.07   0.945    -117.8696    109.9196
         27  |   3.682359   38.30362     0.10   0.924    -72.67451    80.03923
         28  |   74.61785   36.09032     2.07   0.042     2.673107    146.5626
         29  |  -49.58178   65.07561    -0.76   0.449    -179.3076    80.14408
         30  |   23.58456   40.12374     0.59   0.559    -56.40066    103.5698
         31  |  -24.90964   59.97989    -0.42   0.679    -144.4774    94.65808
         32  |  -43.48627   45.14479    -0.96   0.339    -133.4808    46.50822
         33  |  -33.29781   53.26798    -0.63   0.534    -139.4856    72.88997
         34  |  -184.1214    83.0036    -2.22   0.030    -349.5861   -18.65675
         35  |   51.76469   37.01438     1.40   0.166    -22.02212    125.5515
         36  |  -42.56355   25.18553    -1.69   0.095    -92.76998     7.64288
         37  |   29.95185   18.77214     1.60   0.115    -7.469736    67.37343
         38  |  -26.57956   38.24467    -0.69   0.489    -102.8189     49.6598
         39  |   52.05789   24.92046     2.09   0.040     2.379862    101.7359
         40  |   23.45541   24.34051     0.96   0.338    -25.06651    71.97734
         41  |  -51.26223   38.00072    -1.35   0.182    -127.0153    24.49083
         43  |  -135.4258   56.47281    -2.40   0.019    -248.0023   -22.84934
         44  |   -125.109   58.21831    -2.15   0.035    -241.1651    -9.05296
         46  |  -117.4427   32.62473    -3.60   0.001    -182.4789   -52.40652
         47  |  -129.4923   42.82335    -3.02   0.003    -214.8591   -44.12552
         49  |   27.13887    46.7702     0.58   0.564    -66.09582    120.3736
         50  |  -30.27854   55.23011    -0.55   0.585    -140.3778    79.82068
         51  |   55.01219   35.53257     1.55   0.126    -15.82069    125.8451
         52  |   29.47298   42.82815     0.69   0.494    -55.90338    114.8493
         53  |   28.00533   23.35698     1.20   0.234    -18.55597    74.56662
         54  |  -113.3171   39.28001    -2.88   0.005    -191.6204   -35.01382
         55  |   9.772759   29.42569     0.33   0.741    -48.88628     68.4318
         56  |   117.8167   34.71022     3.39   0.001      48.6231    187.0102
         58  |   97.29201   52.96272     1.84   0.070    -8.287238    202.8713
         59  |   60.52731    43.9845     1.38   0.173    -27.15419    148.2088
         61  |  -14.84623   43.89381    -0.34   0.736    -102.3469    72.65448
         62  |   64.27442   47.07011     1.37   0.176    -29.55814     158.107
         63  |   35.67268   26.49692     1.35   0.182    -17.14796    88.49332
         64  |  -14.41269   27.15256    -0.53   0.597    -68.54033    39.71494
         65  |   -56.7773   8.975087    -6.33   0.000     -74.6688   -38.88579
         66  |  -87.90219   41.06775    -2.14   0.036    -169.7693   -6.035124
         69  |  -38.74812     31.142    -1.24   0.217    -100.8286    23.33232
         70  |  -236.2401   76.27486    -3.10   0.003    -388.2912    -84.1889
         72  |   -15.6449   34.63317    -0.45   0.653    -84.68486    53.39505
         75  |  -18.85215   28.94398    -0.65   0.517    -76.55092    38.84663
         77  |  -18.56245   15.14651    -1.23   0.224    -48.75646    11.63156
         79  |  -98.97298   28.49366    -3.47   0.001    -155.7741   -42.17191
         82  |   25.71882   18.43115     1.40   0.167    -11.02301    62.46066
         83  |   27.61759   22.26968     1.24   0.219    -16.77622    72.01139
         84  |  -5.201452   8.292369    -0.63   0.532    -21.73199    11.32908
         85  |  -164.2548   26.03443    -6.31   0.000    -216.1534   -112.3561
         87  |  -146.3201   33.58107    -4.36   0.000    -213.2628   -79.37747
         88  |  -62.81965   14.81598    -4.24   0.000    -92.35476   -33.28453
         89  |  -31.95718    11.3138    -2.82   0.006    -54.51083   -9.403535
             |
regno#c.time |
          1  |   -2.50165   2.302237    -1.09   0.281    -7.091074    2.087775
          2  |   15.38581   3.956292     3.89   0.000     7.499087    23.27253
          3  |   6.165045   5.572637     1.11   0.272    -4.943804    17.27389
          5  |  -3.104076   5.396097    -0.58   0.567      -13.861    7.652848
          6  |   3.795063   4.403525     0.86   0.392    -4.983204    12.57333
          7  |     6.8207   3.082842     2.21   0.030     .6751665    12.96623
          8  |  -4.456855   2.277878    -1.96   0.054    -8.997722    .0840115
          9  |   2.411491   2.071526     1.16   0.248    -1.718021    6.541002
         10  |   7.376608   2.267121     3.25   0.002     2.857185    11.89603
         11  |  -1.248892   1.797433    -0.69   0.489    -4.832009    2.334226
         12  |  -10.92679   2.974025    -3.67   0.000     -16.8554   -4.998179
         13  |  -14.45218   2.125511    -6.80   0.000    -18.68931   -10.21505
         14  |  -3.425884   2.237971    -1.53   0.130    -7.887197    1.035429
         15  |    -8.4591   4.657753    -1.82   0.074    -17.74416    .8259616
         16  |   1.495294   2.373283     0.63   0.531     -3.23576    6.226348
         17  |  -7.157037   2.358015    -3.04   0.003    -11.85765    -2.45642
         18  |   5.513582   2.642218     2.09   0.040      .246416    10.78075
         19  |   4.765154   3.783277     1.26   0.212    -2.776672    12.30698
         20  |   6.066622    3.18764     1.90   0.061    -.2878211    12.42107
         21  |   .0991002   4.204988     0.02   0.981     -8.28339    8.481591
         22  |   5.820711   1.423932     4.09   0.000     2.982155    8.659266
         23  |  -7.273803   1.929662    -3.77   0.000    -11.12051   -3.427093
         24  |     12.764   2.995961     4.26   0.000     6.791658    18.73633
         25  |   15.86115   2.098633     7.56   0.000      11.6776    20.04469
         26  |   9.636664   1.982847     4.86   0.000     5.683932     13.5894
         27  |    3.52233   3.710349     0.95   0.346    -3.874115    10.91877
         28  |  -1.233275    1.40746    -0.88   0.384    -4.038995    1.572445
         29  |  -.4489661   2.090139    -0.21   0.831    -4.615582     3.71765
         30  |  -2.886575   2.247431    -1.28   0.203    -7.366746    1.593597
         31  |  -.3057056   2.258605    -0.14   0.893    -4.808153    4.196742
         32  |   6.626944   2.909379     2.28   0.026     .8272029    12.42668
         33  |   7.024747   1.850796     3.80   0.000     3.335254    10.71424
         34  |   15.69315   2.015032     7.79   0.000     11.67625    19.71004
         35  |   9.878677   1.906873     5.18   0.000     6.077395    13.67996
         36  |   2.866978   1.012628     2.83   0.006     .8483401    4.885615
         37  |  -4.974508   2.995132    -1.66   0.101    -10.94519    .9961789
         38  |   7.755434   2.872091     2.70   0.009     2.030024    13.48084
         39  |  -2.556451   1.865759    -1.37   0.175    -6.275773    1.162871
         40  |  -1.097495   2.606683    -0.42   0.675    -6.293822    4.098833
         41  |   8.035882   1.625978     4.94   0.000     4.794555    11.27721
         43  |   48.10587   1.654552    29.07   0.000     44.80758    51.40416
         44  |   22.72153   6.549172     3.47   0.001     9.665996    35.77707
         46  |     18.589   2.890713     6.43   0.000     12.82647    24.35153
         47  |   33.35864   3.534819     9.44   0.000     26.31211    40.40518
         49  |  -1.323316   1.760362    -0.75   0.455    -4.832534    2.185902
         50  |   1.391981   1.811907     0.77   0.445    -2.219991    5.003952
         51  |  -4.526371   1.854818    -2.44   0.017    -8.223884   -.8288586
         52  |   12.80107   2.119593     6.04   0.000     8.575734     17.0264
         53  |   .0601053   3.032772     0.02   0.984    -5.985615    6.105825
         54  |    14.3423   3.495083     4.10   0.000     7.374982    21.30962
         55  |   5.762034   1.917525     3.00   0.004     1.939517    9.584551
         56  |  -17.33504   3.387528    -5.12   0.000    -24.08796   -10.58213
         58  |  -2.573323    2.28772    -1.12   0.264    -7.133809    1.987162
         59  |   3.562621   1.734065     2.05   0.044     .1058251    7.019418
         61  |   8.688898   3.397618     2.56   0.013     1.915871    15.46193
         62  |   3.202484   2.614869     1.22   0.225    -2.010163    8.415131
         63  |   1.187041   2.652887     0.45   0.656    -4.101392    6.475474
         64  |   6.737145   2.651249     2.54   0.013     1.451976    12.02231
         65  |   3.756978    5.71136     0.66   0.513     -7.62841    15.14237
         66  |   15.00102   3.109188     4.82   0.000     8.802971    21.19908
         69  |    2.37938   3.394136     0.70   0.486    -4.386707    9.145467
         70  |   29.44375   5.338386     5.52   0.000     18.80187    40.08562
         72  |    10.4882   3.438719     3.05   0.003     3.633243    17.34316
         75  |   13.43739    2.35576     5.70   0.000     8.741266    18.13351
         77  |   4.443553    1.23481     3.60   0.001     1.982004    6.905102
         79  |    15.6338   5.614306     2.78   0.007     4.441887    26.82571
         82  |  -5.710092   1.093659    -5.22   0.000    -7.890261   -3.529924
         83  |  -5.712497   3.351711    -1.70   0.093    -12.39401    .9690167
         84  |  -8.084379   2.663594    -3.04   0.003    -13.39416   -2.774601
         85  |   14.15505   3.092558     4.58   0.000      7.99015    20.31995
         87  |   8.238916   10.42729     0.79   0.432     -12.5475    29.02533
         88  |   8.787301   3.900207     2.25   0.027     1.012381    16.56222
         89  |          0  (omitted)
             |
       _cons |   966.6672   316.6922     3.05   0.003     335.3529    1597.982
------------------------------------------------------------------------------

. reg asbrm sr15a lnpopm urbshf i.agegroup i.regno i.regno#c.time if agegroup !=7, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        437
                                                F(6, 72)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9774
                                                Root MSE          =      24.24

                                 (Std. Err. adjusted for 73 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       asbrm |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr15a |   382.3634    146.699     2.61   0.011     89.92431    674.8025
      lnpopm |  -52.43095    24.2125    -2.17   0.034    -100.6977   -4.164204
      urbshf |  -176.8371   149.7355    -1.18   0.241    -475.3294    121.6551
             |
    agegroup |
          2  |  -6.629894   13.98834    -0.47   0.637    -34.51514    21.25535
          3  |  -139.4062   17.77196    -7.84   0.000    -174.8339   -103.9784
          4  |  -190.8877   25.13383    -7.59   0.000    -240.9911   -140.7843
          5  |  -254.1177   39.22593    -6.48   0.000    -332.3131   -175.9222
          6  |  -303.3579   41.14744    -7.37   0.000    -385.3838   -221.3319
             |
       regno |
          2  |  -177.8077   64.90458    -2.74   0.008    -307.1927   -48.42282
          3  |  -51.36434   34.66938    -1.48   0.143    -120.4765    17.74781
          5  |   5.787679   33.62531     0.17   0.864    -61.24315    72.81851
          6  |   -19.1501   38.84748    -0.49   0.624    -96.59113    58.29093
          7  |   113.4661   68.10641     1.67   0.100     -22.3015    249.2338
          8  |   15.65501   21.71999     0.72   0.473    -27.64301    58.95302
          9  |  -55.37007   36.71874    -1.51   0.136    -128.5675    17.82741
         10  |  -70.02369   48.46165    -1.44   0.153    -166.6302    26.58284
         11  |   52.05362   39.03681     1.33   0.187    -25.76485    129.8721
         12  |   72.23308   15.53637     4.65   0.000     41.26188    103.2043
         13  |   100.5838   22.78649     4.41   0.000      55.1598    146.0079
         14  |  -6.024396   35.63182    -0.17   0.866    -77.05513    65.00634
         15  |   -3.53395   25.34166    -0.14   0.889    -54.05162    46.98372
         16  |   150.3949   74.59829     2.02   0.048     1.685981    299.1039
         17  |   122.6292   43.35616     2.83   0.006     36.20029    209.0581
         18  |  -65.84576   54.98689    -1.20   0.235    -175.4601    43.76861
         19  |   -45.9046   41.26266    -1.11   0.270    -128.1602      36.351
         20  |  -41.13174    38.8308    -1.06   0.293    -118.5395    36.27605
         21  |   5.366762   19.44942     0.28   0.783    -33.40495    44.13847
         22  |   6.133377   19.36641     0.32   0.752    -32.47285     44.7396
         23  |   44.84163   12.86354     3.49   0.001     19.19863    70.48463
         24  |  -44.89883   50.91889    -0.88   0.381    -146.4038    56.60613
         25  |  -34.15364   64.11768    -0.53   0.596    -161.9699    93.66262
         26  |   29.47328   55.47109     0.53   0.597    -81.10631    140.0529
         27  |  -13.89315    39.4709    -0.35   0.726    -92.57696    64.79065
         28  |   74.90253   33.92996     2.21   0.030     7.264402    142.5407
         29  |  -31.54621   62.71642    -0.50   0.617    -156.5691    93.47669
         30  |   31.95493   37.70281     0.85   0.399    -43.20426    107.1141
         31  |  -21.69558   58.25964    -0.37   0.711    -137.8341    94.44289
         32  |  -35.25655   43.53627    -0.81   0.421    -122.0445    51.53142
         33  |  -37.04731   52.35016    -0.71   0.481    -141.4054    67.31084
         34  |  -203.0986    84.3425    -2.41   0.019    -371.2323   -34.96487
         35  |   56.84439   34.55957     1.64   0.104    -12.04886    125.7376
         36  |  -44.97525   25.01861    -1.80   0.076    -94.84894    4.898441
         37  |   29.15168   17.86454     1.63   0.107    -6.460638    64.76399
         38  |  -20.21196   36.49888    -0.55   0.581    -92.97114    52.54723
         39  |    49.5261   24.21905     2.04   0.045     1.246303     97.8059
         40  |   15.34398   23.68408     0.65   0.519    -31.86938    62.55734
         41  |  -46.16394    36.6721    -1.26   0.212    -119.2684    26.94056
         43  |  -131.0933   54.53483    -2.40   0.019    -239.8065   -22.38011
         44  |  -121.3874   56.53527    -2.15   0.035    -234.0884   -8.686402
         46  |   -100.206   32.17026    -3.11   0.003    -164.3362   -36.07573
         47  |  -113.8593   41.40472    -2.75   0.008    -196.3981   -31.32048
         49  |   30.22982   44.01658     0.69   0.494    -57.51564    117.9753
         50  |  -30.06346   53.41945    -0.56   0.575    -136.5532    76.42626
         51  |   46.83521   34.24543     1.37   0.176    -21.43181    115.1022
         52  |   25.62173   40.67897     0.63   0.531    -55.47031    106.7138
         53  |   43.35063   22.40958     1.93   0.057    -1.322055    88.02331
         54  |  -108.4899   38.12127    -2.85   0.006    -184.4833   -32.49656
         55  |   7.974323   28.01802     0.28   0.777    -47.87858    63.82723
         56  |   100.6036   34.55528     2.91   0.005     31.71891    169.4883
         58  |    77.8968   52.31088     1.49   0.141    -26.38304    182.1766
         59  |   55.27415   43.28147     1.28   0.206    -31.00588    141.5542
         61  |   -22.0351   42.51655    -0.52   0.606    -106.7903    62.72009
         62  |   40.47868   46.85853     0.86   0.391    -52.93208    133.8895
         63  |   34.87818   25.23879     1.38   0.171    -15.43442    85.19079
         64  |  -14.99865   25.77819    -0.58   0.562    -66.38655    36.38924
         65  |  -61.24678   9.546756    -6.42   0.000    -80.27789   -42.21567
         66  |  -80.40207   39.60028    -2.03   0.046    -159.3438   -1.460354
         69  |  -23.99031   30.32143    -0.79   0.431    -84.43496    36.45435
         70  |   -222.505   74.13717    -3.00   0.004    -370.2948   -74.71528
         72  |  -47.58398   37.89498    -1.26   0.213    -123.1262    27.95828
         75  |  -65.06434   35.86424    -1.81   0.074    -136.5584    6.429711
         77  |  -9.833692   14.38959    -0.68   0.497    -38.51882    18.85144
         79  |  -138.6371   33.16113    -4.18   0.000    -204.7426   -72.53156
         82  |   32.65496   17.62196     1.85   0.068    -2.473771    67.78369
         83  |    33.4599   23.10161     1.45   0.152    -12.59232    79.51212
         84  |   2.125315   8.591195     0.25   0.805    -15.00092    19.25155
         85  |  -145.1768   26.67317    -5.44   0.000    -198.3488   -92.00476
         87  |  -187.5358   36.20433    -5.18   0.000    -259.7078   -115.3638
         88  |  -64.96719   14.16762    -4.59   0.000    -93.20982   -36.72456
         89  |   21.52812   28.72737     0.75   0.456    -35.73885    78.79508
             |
regno#c.time |
          1  |   11.08619   6.334294     1.75   0.084    -1.540998    23.71337
          2  |     33.206   9.515466     3.49   0.001     14.23726    52.17474
          3  |   28.53711   11.75578     2.43   0.018     5.102383    51.97183
          5  |   17.29985   10.45683     1.65   0.102     -3.54547    38.14517
          6  |   14.33313   6.930051     2.07   0.042     .5183253    28.14793
          7  |   13.54778   3.284334     4.12   0.000     7.000584    20.09498
          8  |   3.937386   2.969468     1.33   0.189    -1.982141    9.856912
          9  |   17.64271   6.995131     2.52   0.014     3.698169    31.58725
         10  |   17.58304   4.869902     3.61   0.001     7.875064    27.29101
         11  |   8.217411   4.167143     1.97   0.052    -.0896362    16.52446
         12  |   1.129918    4.35433     0.26   0.796     -7.55028    9.810117
         13  |  -.4595924    5.05862    -0.09   0.928    -10.54377    9.624582
         14  |   11.11149   6.596874     1.68   0.096     -2.03914    24.26212
         15  |   11.54159   9.410189     1.23   0.224     -7.21728    30.30046
         16  |   6.618046   2.568477     2.58   0.012     1.497881    11.73821
         17  |   .4985987    2.26046     0.22   0.826    -4.007546    5.004744
         18  |    20.1212   6.713314     3.00   0.004     6.738449    33.50394
         19  |   22.00041   8.152759     2.70   0.009     5.748185    38.25264
         20  |   20.57484   7.097619     2.90   0.005     6.425999    34.72369
         21  |   16.04913   7.168013     2.24   0.028     1.759952     30.3383
         22  |   16.19338   3.993733     4.05   0.000     8.232017    24.15474
         23  |   7.357898   5.903992     1.25   0.217    -4.411494    19.12729
         24  |   27.08824    6.34619     4.27   0.000     14.43734    39.73914
         25  |   28.39416   5.500048     5.16   0.000     17.43002    39.35831
         26  |   20.11745   4.213596     4.77   0.000      11.7178     28.5171
         27  |    24.9409   10.19421     2.45   0.017     4.619102    45.26269
         28  |   11.61428   5.377345     2.16   0.034     .8947374    22.33382
         29  |   11.45342   5.350253     2.14   0.036      .787883    22.11895
         30  |   8.746338   4.802796     1.82   0.073    -.8278607    18.32054
         31  |   14.14666   6.183549     2.29   0.025     1.819981    26.47334
         32  |   21.07161   6.585627     3.20   0.002     7.943402    34.19982
         33  |   22.27834   6.595077     3.38   0.001     9.131291    35.42538
         34  |   25.83036    4.70577     5.49   0.000     16.44957    35.21114
         35  |      23.91   5.854834     4.08   0.000     12.23861     35.5814
         36  |   14.47094   4.871296     2.97   0.004      4.76019    24.18169
         37  |   5.230377   4.035869     1.30   0.199     -2.81498    13.27573
         38  |   21.01422   5.566693     3.77   0.000     9.917224    32.11122
         39  |   6.798267   2.869998     2.37   0.021     1.077031     12.5195
         40  |   11.89779   5.232462     2.27   0.026     1.467065    22.32851
         41  |    21.3131   5.228334     4.08   0.000     10.89061    31.73559
         43  |   56.88178   2.916969    19.50   0.000     51.06691    62.69665
         44  |   31.00013   6.895032     4.50   0.000     17.25514    44.74513
         46  |   26.17305    4.05942     6.45   0.000     18.08074    34.26535
         47  |   36.37822    2.54464    14.30   0.000     31.30557    41.45087
         49  |   6.499695    3.13704     2.07   0.042     .2461196    12.75327
         50  |    10.8026    3.87715     2.79   0.007      3.07364    18.53155
         51  |   6.072855   4.288068     1.42   0.161    -2.475252    14.62096
         52  |   25.93811   5.258281     4.93   0.000     15.45592    36.42031
         53  |     13.626   5.817357     2.34   0.022     2.029311    25.22269
         54  |   28.38192   6.522627     4.35   0.000      15.3793    41.38454
         55  |   17.82771   5.277118     3.38   0.001     7.307972    28.34746
         56  |  -3.313044   6.010403    -0.55   0.583    -15.29456    8.668476
         58  |   10.24387   4.978306     2.06   0.043     .3198031    20.16795
         59  |   11.74954    2.88087     4.08   0.000     6.006626    17.49244
         61  |    20.9353   5.736771     3.65   0.000     9.499258    32.37135
         62  |   14.82837   5.413595     2.74   0.008     4.036561    25.62017
         63  |   11.82064   4.527901     2.61   0.011     2.794439    20.84685
         64  |   17.10357   4.151868     4.12   0.000     8.826967    25.38016
         65  |   14.95363   6.669176     2.24   0.028     1.658866    28.24838
         66  |   25.93269   4.797394     5.41   0.000     16.36926    35.49612
         69  |   6.034931     2.5632     2.35   0.021     .9252845    11.14458
         70  |   20.71318    7.19059     2.88   0.005     6.379004    35.04736
         72  |   21.97573   5.219516     4.21   0.000     11.57082    32.38064
         75  |   23.51524   3.402298     6.91   0.000     16.73288    30.29759
         77  |   9.555926   1.887886     5.06   0.000     5.792495    13.31936
         79  |   13.73199   5.106827     2.69   0.009     3.551716    23.91226
         82  |  -6.113186   1.119066    -5.46   0.000    -8.344003   -3.882369
         83  |  -8.614638   3.804161    -2.26   0.027    -16.19809   -1.031181
         84  |  -9.357837   2.630814    -3.56   0.001    -14.60227   -4.113406
         85  |   1.974746    6.92951     0.28   0.776    -11.83898    15.78847
         87  |   -26.3333   19.92279    -1.32   0.190    -66.04866    13.38206
         88  |   2.650278   5.198803     0.51   0.612    -7.713346     13.0139
         89  |          0  (omitted)
             |
       _cons |    666.088   339.2224     1.96   0.053    -10.13946    1342.315
------------------------------------------------------------------------------

. *  Unmarried fertility rates;
. reg asbrnd sr10a lnpopm urbshf i.agegroup i.regno i.regno#c.time if agegroup !=7, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        437
                                                F(6, 72)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9021
                                                Root MSE          =     16.027

                                 (Std. Err. adjusted for 73 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
      asbrnd |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr10a |  -208.6999   47.38238    -4.40   0.000     -303.155   -114.2449
      lnpopm |   3.470847   21.39779     0.16   0.872    -39.18488    46.12657
      urbshf |  -170.1022   113.4171    -1.50   0.138     -396.195    55.99055
             |
    agegroup |
          2  |   26.65866   7.350321     3.63   0.001     12.00606    41.31125
          3  |   55.53681    7.73113     7.18   0.000     40.12508    70.94853
          4  |   38.19396   10.02217     3.81   0.000     18.21513    58.17279
          5  |  -9.824489   21.14831    -0.46   0.644    -51.98288     32.3339
          6  |  -44.40064   22.86666    -1.94   0.056     -89.9845    1.183225
             |
       regno |
          2  |   130.2972   25.22856     5.16   0.000     80.00502    180.5895
          3  |    42.4484   21.33277     1.99   0.050    -.0777064     84.9745
          5  |  -34.87832   31.39634    -1.11   0.270    -97.46578    27.70915
          6  |   53.28366   28.69005     1.86   0.067    -3.908905    110.4762
          7  |   -14.8051   38.92229    -0.38   0.705    -92.39527    62.78507
          8  |  -69.13105   19.28762    -3.58   0.001    -107.5802   -30.68188
          9  |  -65.58902   26.77862    -2.45   0.017    -118.9712   -12.20682
         10  |  -90.64491   38.01924    -2.38   0.020    -166.4349   -14.85495
         11  |  -97.06864   37.51931    -2.59   0.012     -171.862   -22.27526
         12  |  -55.62982   13.39833    -4.15   0.000    -82.33891   -28.92074
         13  |  -47.06876   12.09876    -3.89   0.000     -71.1872   -22.95032
         14  |  -69.49573    29.7388    -2.34   0.022    -128.7789   -10.21252
         15  |  -39.02969   21.28046    -1.83   0.071    -81.45151    3.392127
         16  |  -10.61571   43.51423    -0.24   0.808    -97.35975    76.12832
         17  |  -78.71186   43.82836    -1.80   0.077    -166.0821     8.65838
         18  |  -88.85662   44.07153    -2.02   0.048    -176.7116   -1.001623
         19  |   -63.9695   38.54285    -1.66   0.101    -140.8033    12.86427
         20  |  -72.66555   33.52314    -2.17   0.033    -139.4927   -5.838396
         21  |  -54.68407   23.08319    -2.37   0.021    -100.6996   -8.668569
         22  |  -38.36014   20.31552    -1.89   0.063    -78.85838    2.138097
         23  |  -45.83364   13.20073    -3.47   0.001    -72.14882   -19.51846
         24  |  -73.19354   35.85311    -2.04   0.045    -144.6654   -1.721667
         25  |  -121.2273   51.32578    -2.36   0.021    -223.5433   -18.91119
         26  |   -118.345   45.24134    -2.62   0.011     -208.532   -28.15806
         27  |  -33.42627   39.11767    -0.85   0.396    -111.4059    44.55338
         28  |  -53.84639   38.14998    -1.41   0.162     -129.897    22.20421
         29  |  -102.3668   52.81621    -1.94   0.057     -207.654    2.920353
         30  |  -82.35637   41.71657    -1.97   0.052    -165.5168    .8040903
         31  |   -93.7773   52.04584    -1.80   0.076    -197.5288    9.974183
         32  |  -83.04677   38.23798    -2.17   0.033    -159.2728   -6.820756
         33  |  -84.75139   47.34078    -1.79   0.078    -179.1235     9.62074
         34  |  -23.92797   50.91626    -0.47   0.640    -125.4277    77.57173
         35  |  -72.93782   41.04521    -1.78   0.080      -154.76    8.884325
         36  |  -19.20384   17.14404    -1.12   0.266    -53.37986    14.97219
         37  |  -22.18505   19.71862    -1.13   0.264     -61.4934    17.12329
         38  |  -77.26364   35.89235    -2.15   0.035    -148.8137   -5.713556
         39  |  -31.44446   21.94741    -1.43   0.156    -75.19581    12.30689
         40  |  -31.03524   25.23227    -1.23   0.223    -81.33484    19.26436
         41  |  -70.71972    32.0627    -2.21   0.031    -134.6355   -6.803894
         43  |  -75.78551   45.74887    -1.66   0.102    -166.9842     15.4132
         44  |  -99.67475   36.75976    -2.71   0.008     -172.954    -26.3955
         46  |  -72.91365   18.87405    -3.86   0.000    -110.5384   -35.28892
         47  |  -42.04595   28.28176    -1.49   0.141    -98.42461    14.33271
         49  |  -64.44032     50.596    -1.27   0.207    -165.3016    36.42097
         50  |  -81.14437   51.31463    -1.58   0.118    -183.4382    21.14948
         51  |  -22.63981   34.37853    -0.66   0.512    -91.17216    45.89254
         52  |  -49.57517   47.38458    -1.05   0.299    -144.0346    44.88425
         53  |  -40.42061   23.41031    -1.73   0.089    -87.08821       6.247
         54  |  -27.37682   32.41218    -0.84   0.401    -91.98933    37.23568
         55  |  -40.24515   31.78448    -1.27   0.210    -103.6064    23.11605
         56  |  -6.474018   29.50961    -0.22   0.827    -65.30036    52.35232
         58  |   22.31257   35.27207     0.63   0.529    -48.00101    92.62616
         59  |   12.17201   29.07779     0.42   0.677     -45.7935    70.13751
         61  |   -17.8256   46.66755    -0.38   0.704    -110.8557    75.20446
         62  |   49.08169   29.28524     1.68   0.098    -9.297361    107.4607
         63  |  -14.68739   25.77462    -0.57   0.571    -66.06815    36.69336
         64  |   -21.0795   29.19135    -0.72   0.473    -79.27138    37.11238
         65  |   14.80369   7.630842     1.94   0.056    -.4081112     30.0155
         66  |  -27.20954   34.28667    -0.79   0.430    -95.55876    41.13969
         69  |  -23.64351   20.16472    -1.17   0.245    -63.84114    16.55412
         70  |   37.60691   43.22416     0.87   0.387    -48.55888    123.7727
         72  |    16.3283   34.85407     0.47   0.641    -53.15202    85.80862
         75  |   39.57459   23.99908     1.65   0.104    -8.266706    87.41589
         77  |   4.620125   15.20069     0.30   0.762    -25.68189    34.92214
         79  |   1.073126   17.17684     0.06   0.950    -33.16829    35.31454
         82  |     1.6544   14.03555     0.12   0.906    -26.32495    29.63375
         83  |   12.75188   13.71417     0.93   0.356    -14.58681    40.09057
         84  |  -8.813382   4.934003    -1.79   0.078    -18.64914    1.022373
         85  |   66.97975   22.51511     2.97   0.004     22.09669    111.8628
         87  |   119.0856    36.6546     3.25   0.002     46.01596    192.1552
         88  |   47.85712   13.59247     3.52   0.001     20.76103    74.95322
         89  |   -45.3247   9.934784    -4.56   0.000    -65.12933   -25.52007
             |
regno#c.time |
          1  |  -8.258426   1.883745    -4.38   0.000     -12.0136   -4.503249
          2  |   -13.7197   3.270215    -4.20   0.000    -20.23875   -7.200644
          3  |  -18.16306    4.08525    -4.45   0.000    -26.30686   -10.01927
          5  |  -15.27392   3.974088    -3.84   0.000    -23.19613   -7.351724
          6  |  -10.69683   2.594269    -4.12   0.000    -15.86841    -5.52525
          7  |  -5.482989   3.008792    -1.82   0.073    -11.48091    .5149287
          8  |  -3.785996   2.074398    -1.83   0.072    -7.921234    .3492419
          9  |  -11.17727   2.263372    -4.94   0.000    -15.68922   -6.665316
         10  |  -9.975045   2.388273    -4.18   0.000    -14.73598    -5.21411
         11  |  -7.495749   1.579288    -4.75   0.000      -10.644   -4.347496
         12  |  -6.289158   2.357159    -2.67   0.009    -10.98807   -1.590247
         13  |  -7.145021   1.895695    -3.77   0.000    -10.92402   -3.366022
         14  |  -10.80624   2.134848    -5.06   0.000    -15.06198   -6.550495
         15  |   -15.3255   3.658797    -4.19   0.000    -22.61918   -8.031825
         16  |  -4.319529   2.431256    -1.78   0.080     -9.16615    .5270911
         17  |  -1.796828    1.72765    -1.04   0.302    -5.240836    1.647179
         18  |   -12.0629   2.389397    -5.05   0.000    -16.82608   -7.299725
         19  |  -14.73061   3.196062    -4.61   0.000    -21.10184   -8.359375
         20  |  -14.28164   3.028832    -4.72   0.000    -20.31951   -8.243778
         21  |  -13.89841   3.857363    -3.60   0.001    -21.58792     -6.2089
         22  |   -6.30712   1.711255    -3.69   0.000    -9.718444   -2.895796
         23  |  -8.556864   2.079829    -4.11   0.000    -12.70293     -4.4108
         24  |  -9.376715   2.279346    -4.11   0.000    -13.92051   -4.832922
         25  |  -9.541347    1.92476    -4.96   0.000    -13.37829   -5.704407
         26  |  -3.737711   1.536604    -2.43   0.017    -6.800874   -.6745477
         27  |  -16.11179   3.172173    -5.08   0.000    -22.43541   -9.788182
         28  |   -8.37768   1.739775    -4.82   0.000    -11.84586   -4.909502
         29  |  -11.70231   2.135817    -5.48   0.000    -15.95999   -7.444641
         30  |  -10.19661   2.269657    -4.49   0.000    -14.72109   -5.672129
         31  |  -9.484225   2.288653    -4.14   0.000    -14.04657   -4.921878
         32  |  -11.36058   2.461828    -4.61   0.000    -16.26814   -6.453014
         33  |  -10.91058   2.182385    -5.00   0.000    -15.26108   -6.560073
         34  |  -6.973515   1.572082    -4.44   0.000     -10.1074   -3.839627
         35  |  -6.152349   1.595787    -3.86   0.000    -9.333492   -2.971206
         36  |  -4.444136   1.311253    -3.39   0.001    -7.058071   -1.830202
         37  |  -8.349512   2.664869    -3.13   0.003    -13.66183   -3.037193
         38  |  -10.38774   2.544357    -4.08   0.000    -15.45983   -5.315661
         39  |  -3.836337   1.529474    -2.51   0.014    -6.885288   -.7873857
         40  |  -9.676812   2.381327    -4.06   0.000     -14.4239   -4.929724
         41  |  -8.908228   1.717435    -5.19   0.000    -12.33187   -5.484584
         43  |    4.53163   1.281387     3.54   0.001     1.977232    7.086028
         44  |   9.420172   5.187342     1.82   0.074    -.9206041    19.76095
         46  |   2.411742   2.480871     0.97   0.334    -2.533783    7.357267
         47  |   3.347745   1.670208     2.00   0.049     .0182451    6.677245
         49  |  -6.545532   1.482609    -4.41   0.000     -9.50106   -3.590005
         50  |  -5.870513   1.254509    -4.68   0.000    -8.371331   -3.369695
         51  |  -9.811841   1.723004    -5.69   0.000    -13.24659   -6.377095
         52  |  -5.904583   1.512331    -3.90   0.000    -8.919359   -2.889806
         53  |  -9.343165   2.228333    -4.19   0.000    -13.78526   -4.901065
         54  |  -16.65915   2.701913    -6.17   0.000    -22.04531   -11.27298
         55  |  -8.868058   1.568851    -5.65   0.000    -11.99551    -5.74061
         56  |  -.4019567   2.825814    -0.14   0.887    -6.035113      5.2312
         58  |  -8.705777   2.049237    -4.25   0.000    -12.79086   -4.620697
         59  |  -5.685335   1.326096    -4.29   0.000    -8.328859   -3.041812
         61  |  -15.52572   2.752694    -5.64   0.000    -21.01311   -10.03832
         62  |    -12.374   2.169664    -5.70   0.000    -16.69914   -8.048852
         63  |  -9.943968   2.174527    -4.57   0.000    -14.27881   -5.609127
         64  |  -8.031503   2.045632    -3.93   0.000     -12.1094   -3.953611
         65  |  -12.84427   4.317488    -2.97   0.004    -21.45103   -4.237517
         66  |  -10.00511   2.581774    -3.88   0.000    -15.15178   -4.858437
         69  |  -3.856362   2.442248    -1.58   0.119    -8.724894    1.012171
         70  |   8.796258   3.066091     2.87   0.005     2.684117     14.9084
         72  |  -11.00041   2.778366    -3.96   0.000    -16.53898   -5.461836
         75  |   -3.63795   1.895981    -1.92   0.059    -7.417519    .1416187
         77  |  -4.740122   .8600097    -5.51   0.000     -6.45452   -3.025724
         79  |   8.993336   3.686631     2.44   0.017      1.64417     16.3425
         82  |  -.2134341   1.089982    -0.20   0.845    -2.386273    1.959404
         83  |   3.353627   2.674728     1.25   0.214    -1.978347      8.6856
         84  |   1.559133   1.910524     0.82   0.417    -2.249426    5.367692
         85  |  -1.306817   3.466841    -0.38   0.707    -8.217839    5.604204
         87  |   22.31121   8.539503     2.61   0.011     5.288023     39.3344
         88  |   4.048758   3.163533     1.28   0.205     -2.25763    10.35515
         89  |          0  (omitted)
             |
       _cons |   306.0687   214.1479     1.43   0.157    -120.8274    732.9648
------------------------------------------------------------------------------

. reg asbrnd sr5a lnpopm urbshf i.agegroup i.regno i.regno#c.time if agegroup !=7, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        437
                                                F(6, 72)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9021
                                                Root MSE          =     16.022

                                 (Std. Err. adjusted for 73 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
      asbrnd |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
        sr5a |  -158.8331   38.00235    -4.18   0.000    -234.5894   -83.07678
      lnpopm |   13.93381   21.52758     0.65   0.520    -28.98063    56.84825
      urbshf |  -156.4792   112.6378    -1.39   0.169    -381.0186    68.06019
             |
    agegroup |
          2  |   29.33346   7.429164     3.95   0.000     14.52369    44.14323
          3  |   62.67661     7.0682     8.87   0.000     48.58641     76.7668
          4  |   42.94825   9.649239     4.45   0.000     23.71285    62.18366
          5  |  -.3397383   20.36323    -0.02   0.987     -40.9331    40.25362
          6  |  -36.40003   22.31931    -1.63   0.107    -80.89277    8.092699
             |
       regno |
          2  |   111.1144    22.3478     4.97   0.000     66.56487    155.6639
          3  |   29.41344   20.13915     1.46   0.148    -10.73321     69.5601
          5  |  -37.27467   31.09152    -1.20   0.235    -99.25449    24.70516
          6  |   55.30507   27.67709     2.00   0.049     .1318061    110.4783
          7  |  -26.65539   40.77932    -0.65   0.515    -107.9475    54.63669
          8  |  -69.22256   18.54737    -3.73   0.000    -106.1961   -32.24906
          9  |  -58.27495   26.75128    -2.18   0.033    -111.6026   -4.947252
         10  |  -80.99106   37.73344    -2.15   0.035    -156.2113   -5.770821
         11  |  -92.04903   36.65775    -2.51   0.014    -165.1249   -18.97313
         12  |  -61.01747    13.8413    -4.41   0.000    -88.60959   -33.42535
         13  |  -51.58066   13.39371    -3.85   0.000    -78.28052    -24.8808
         14  |  -64.66623   29.31842    -2.21   0.031    -123.1114    -6.22102
         15  |  -41.30183   20.92842    -1.97   0.052    -83.02187    .4182016
         16  |   -25.8592   45.49385    -0.57   0.572    -116.5495    64.83113
         17  |  -95.57652   44.35322    -2.15   0.035    -183.9931   -7.159989
         18  |  -83.06032   43.63017    -1.90   0.061    -170.0355    3.914836
         19  |  -67.24437   37.92933    -1.77   0.080    -142.8551    8.366363
         20  |  -67.43127   33.24376    -2.03   0.046    -133.7015   -1.161048
         21  |  -59.76471   22.72726    -2.63   0.010    -105.0707   -14.45875
         22  |  -46.90313   20.36714    -2.30   0.024    -87.50428   -6.301969
         23  |  -51.13461   13.36164    -3.83   0.000    -77.77056   -24.49867
         24  |  -61.55739   35.12206    -1.75   0.084    -131.5719    8.457159
         25  |   -111.212   50.49024    -2.20   0.031    -211.8625    -10.5616
         26  |  -109.0645    43.9834    -2.48   0.015    -196.7438   -21.38521
         27  |  -41.84308   38.39999    -1.09   0.279    -118.3921    34.70591
         28  |   -66.6039   37.92409    -1.76   0.083    -142.2042    8.996395
         29  |  -95.09249   52.01973    -1.83   0.072    -198.7919    8.606956
         30  |  -87.62969   40.84935    -2.15   0.035    -169.0614      -6.198
         31  |  -93.09773   51.10722    -1.82   0.073    -194.9781    8.782657
         32  |  -80.83647   37.57405    -2.15   0.035     -155.739   -5.933981
         33  |  -86.49015   46.49842    -1.86   0.067    -179.1831    6.202766
         34  |  -10.24413   52.03611    -0.20   0.844    -113.9762    93.48796
         35  |  -82.28401   40.44221    -2.03   0.046    -162.9041   -1.663938
         36  |  -16.53926   16.99812    -0.97   0.334    -50.42439    17.34587
         37  |  -31.21043   19.73391    -1.58   0.118    -70.54927    8.128405
         38  |  -78.50135    35.0935    -2.24   0.028     -148.459   -8.543745
         39  |  -43.64017   22.47669    -1.94   0.056    -88.44662    1.166286
         40  |  -42.56939   25.04177    -1.70   0.093    -92.48925    7.350458
         41  |  -69.42389   31.34533    -2.21   0.030    -131.9097   -6.938115
         43  |  -73.15128   44.53158    -1.64   0.105    -161.9234     15.6208
         44  |  -91.23735   36.00215    -2.53   0.013    -163.0063   -19.46838
         46  |  -63.50949   18.24063    -3.48   0.001    -99.87153   -27.14745
         47  |  -34.85091   27.21995    -1.28   0.205    -89.11288    19.41106
         49  |  -73.54328   49.69592    -1.48   0.143    -172.6103    25.52372
         50  |  -83.75736   50.19198    -1.67   0.100    -183.8133    16.29853
         51  |  -38.58643   34.34715    -1.12   0.265    -107.0562    29.88337
         52  |  -62.30797   46.59872    -1.34   0.185    -155.2008    30.58488
         53  |  -40.70461    22.7899    -1.79   0.078    -86.13544    4.726225
         54  |  -24.18215   31.95714    -0.76   0.452    -87.88755    39.52325
         55  |  -46.09382   31.25405    -1.47   0.145    -108.3976    16.20999
         56  |  -24.65804   29.61232    -0.83   0.408    -83.68912    34.37304
         58  |  -2.009962   36.26254    -0.06   0.956    -74.29802     70.2781
         59  |  -4.252811   30.24206    -0.14   0.889    -64.53925    56.03363
         61  |  -27.00379   45.82836    -0.59   0.558     -118.361    64.35338
         62  |   30.35114   29.50541     1.03   0.307    -28.46681     89.1691
         63  |  -25.08469   25.87485    -0.97   0.336    -76.66526    26.49589
         64  |  -27.24658   28.57398    -0.95   0.344    -84.20775     29.7146
         65  |   13.81443   7.517524     1.84   0.070    -1.171478    28.80034
         66  |  -24.47642   33.59931    -0.73   0.469    -91.45542    42.50257
         69  |  -17.38887   19.31644    -0.90   0.371    -55.89549    21.11775
         70  |    58.8509   43.09693     1.37   0.176    -27.06125    144.7631
         72  |  -.9028089   34.15081    -0.03   0.979    -68.98121    67.17559
         75  |   18.24271   23.18688     0.79   0.434    -27.97949     64.4649
         77  |   6.743809   14.85446     0.45   0.651    -22.86802    36.35564
         79  |  -3.536265    16.9841    -0.21   0.836    -37.39346    30.32093
         82  |   1.057214   14.29985     0.07   0.941    -27.44902    29.56345
         83  |     9.5593   14.40503     0.66   0.509     -19.1566     38.2752
         84  |  -4.447141   4.232038    -1.05   0.297    -12.88355    3.989273
         85  |   85.66988   21.90033     3.91   0.000     42.01237    129.3274
         87  |   123.2025   36.53861     3.37   0.001      50.3641    196.0409
         88  |   47.00281   13.48632     3.49   0.001     20.11832    73.88731
         89  |  -29.96905    7.14322    -4.20   0.000    -44.20879    -15.7293
             |
regno#c.time |
          1  |   -3.76249    1.10986    -3.39   0.001    -5.974956   -1.550023
          2  |  -9.543642   2.453836    -3.89   0.000    -14.43527    -4.65201
          3  |  -11.62201    2.85948    -4.06   0.000    -17.32228   -5.921743
          5  |  -9.062549    3.06088    -2.96   0.004     -15.1643   -2.960798
          6  |  -8.516924   2.191585    -3.89   0.000    -12.88577    -4.14808
          7  |  -3.480405   3.048763    -1.14   0.257    -9.558003    2.597194
          8  |  -.5821969   2.150758    -0.27   0.787    -4.869655    3.705262
          9  |  -6.797196   1.545288    -4.40   0.000    -9.877672    -3.71672
         10  |  -6.814229   2.053497    -3.32   0.001     -10.9078   -2.720658
         11  |  -4.177581   1.268053    -3.29   0.002    -6.705399   -1.649763
         12  |  -1.409344   2.536567    -0.56   0.580    -6.465897    3.647209
         13  |  -1.801267   1.854027    -0.97   0.335    -5.497203    1.894668
         14  |   -6.13576   1.415202    -4.34   0.000    -8.956914   -3.314606
         15  |  -8.805102    2.98032    -2.95   0.004    -14.74626   -2.863943
         16  |  -3.201079    2.45119    -1.31   0.196    -8.087437    1.685279
         17  |   .9703513   1.946893     0.50   0.620    -2.910708    4.851411
         18  |  -7.318559    1.75032    -4.18   0.000    -10.80776   -3.829361
         19  |   -9.12714   2.523098    -3.62   0.001    -14.15684   -4.097436
         20  |  -9.801739   2.426253    -4.04   0.000    -14.63839   -4.965091
         21  |  -8.756295   3.604818    -2.43   0.018    -15.94237   -1.570221
         22  |  -2.930316   1.558907    -1.88   0.064    -6.037941    .1773085
         23  |  -3.586844   1.691985    -2.12   0.037    -6.959754   -.2139341
         24  |  -4.412598   1.883952    -2.34   0.022    -8.168188   -.6570093
         25  |  -5.266153   1.444477    -3.65   0.001    -8.145666    -2.38664
         26  |    .280712   1.403148     0.20   0.842    -2.516413    3.077837
         27  |  -9.667286   2.006228    -4.82   0.000    -13.66663   -5.667943
         28  |    -4.2705   1.253812    -3.41   0.001    -6.769929   -1.771072
         29  |  -7.791497    1.69325    -4.60   0.000    -11.16693   -4.416065
         30  |  -6.073756   2.061719    -2.95   0.004    -10.18372   -1.963793
         31  |  -4.645855   1.813483    -2.56   0.013    -8.260966   -1.030743
         32  |  -6.411066   1.916105    -3.35   0.001    -10.23075   -2.591382
         33  |   -5.98419   1.522828    -3.93   0.000    -9.019891   -2.948488
         34  |  -2.856902   1.092171    -2.62   0.011    -5.034105      -.6797
         35  |   -1.15597   1.047522    -1.10   0.273    -3.244167    .9322273
         36  |   -.840022   .7506469    -1.12   0.267    -2.336409    .6563652
         37  |  -4.518943   2.737349    -1.65   0.103    -9.975749    .9378629
         38  |  -5.743068    2.34913    -2.44   0.017    -10.42597   -1.060164
         39  |  -.3588838   1.722425    -0.21   0.836    -3.792475    3.074708
         40  |  -5.114069   2.240327    -2.28   0.025    -9.580078   -.6480595
         41  |  -4.451894   1.408547    -3.16   0.002    -7.259782   -1.644006
         43  |   7.918851   1.317286     6.01   0.000     5.292889    10.54481
         44  |     12.444   4.915841     2.53   0.014     2.644448    22.24355
         46  |   5.135674   2.281836     2.25   0.027     .5869171    9.684432
         47  |   4.956818   1.721042     2.88   0.005     1.525983    8.387653
         49  |  -4.043708   1.428107    -2.83   0.006    -6.890587   -1.196829
         50  |  -2.839617   1.028893    -2.76   0.007    -4.890678   -.7885555
         51  |  -5.954419   1.526884    -3.90   0.000    -8.998207   -2.910631
         52  |  -.9854451   1.291417    -0.76   0.448    -3.559837    1.588947
         53  |  -4.546399   2.028756    -2.24   0.028     -8.59065   -.5021484
         54  |  -12.06307   2.342815    -5.15   0.000    -16.73338   -7.392752
         55  |  -4.813133   1.065468    -4.52   0.000    -6.937105   -2.689162
         56  |   4.551066   2.652611     1.72   0.091    -.7368167    9.838949
         58  |  -4.073221   1.931559    -2.11   0.038    -7.923713   -.2227283
         59  |  -2.683755   1.446851    -1.85   0.068    -5.567999    .2004883
         61  |  -11.32265   2.495218    -4.54   0.000    -16.29678   -6.348526
         62  |  -8.855537   1.812556    -4.89   0.000     -12.4688   -5.242273
         63  |  -6.177934   2.079272    -2.97   0.004    -10.32289   -2.032982
         64  |  -4.076135   2.086083    -1.95   0.055    -8.234666     .082396
         65  |  -8.536941   4.214844    -2.03   0.047    -16.93908   -.1348042
         66  |   -6.20406   2.507689    -2.47   0.016    -11.20305   -1.205074
         69  |  -1.537426   2.781661    -0.55   0.582    -7.082565    4.007713
         70  |   7.586175   2.887905     2.63   0.011     1.829243    13.34311
         72  |   -7.14925   2.678878    -2.67   0.009     -12.4895   -1.809004
         75  |   .2014167   2.090463     0.10   0.924    -3.965845    4.368679
         77  |  -2.987146   .9496817    -3.15   0.002    -4.880301    -1.09399
         79  |    9.62761   3.918852     2.46   0.016      1.81552     17.4397
         82  |  -.7300076   1.045032    -0.70   0.487     -2.81324    1.353225
         83  |   2.954759    2.70622     1.09   0.279    -2.439992     8.34951
         84  |   1.519824   1.987569     0.76   0.447    -2.442323    5.481971
         85  |  -4.754078   2.999847    -1.58   0.117    -10.73416    1.226007
         87  |   12.16807   7.317934     1.66   0.101     -2.41996    26.75611
         88  |   3.120738   3.122354     1.00   0.321     -3.10356    9.345036
         89  |          0  (omitted)
             |
       _cons |   140.4889   209.7863     0.67   0.505    -277.7125    558.6903
------------------------------------------------------------------------------

. reg asbrnd sr15a lnpopm urbshf i.agegroup i.regno i.regno#c.time if agegroup !=7, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        437
                                                F(6, 72)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.8928
                                                Root MSE          =      16.77

                                 (Std. Err. adjusted for 73 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
      asbrnd |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr15a |  -210.9504   81.84523    -2.58   0.012    -374.1059   -47.79494
      lnpopm |   5.647578   22.60288     0.25   0.803    -39.41044    50.70559
      urbshf |  -136.5123   119.1575    -1.15   0.256    -374.0484    101.0238
             |
    agegroup |
          2  |   25.43747   7.923052     3.21   0.002     9.643159    41.23179
          3  |   59.46685   9.365194     6.35   0.000     40.79768    78.13603
          4  |   45.27747   13.13565     3.45   0.001     19.09202    71.46292
          5  |   4.047705   25.43376     0.16   0.874    -46.65357    54.74898
          6  |  -32.34011   27.45959    -1.18   0.243     -87.0798    22.39958
             |
       regno |
          2  |   123.2568   37.56375     3.28   0.002     48.37482    198.1388
          3  |   36.11917   25.24242     1.43   0.157    -14.20067    86.43902
          5  |  -33.54465   32.57366    -1.03   0.307    -98.47906    31.38976
          6  |   39.43695   30.37823     1.30   0.198    -21.12095    99.99485
          7  |  -28.27473   42.52035    -0.66   0.508    -113.0375    56.48803
          8  |  -63.17085    20.6132    -3.06   0.003    -104.2625   -22.07919
          9  |  -59.45059   28.11908    -2.11   0.038     -115.505   -3.396228
         10  |  -83.81921   39.77061    -2.11   0.039    -163.1005   -4.537946
         11  |  -89.69605   39.21816    -2.29   0.025     -167.876   -11.51608
         12  |  -51.62807   14.37232    -3.59   0.001    -80.27876   -22.97738
         13  |  -46.32107   14.01135    -3.31   0.001    -74.25218   -18.38996
         14  |   -63.3127   31.01222    -2.04   0.045    -125.1344   -1.490979
         15  |  -35.27327   22.29226    -1.58   0.118    -79.71208     9.16553
         16  |  -24.71393   47.09667    -0.52   0.601    -118.5994    69.17156
         17  |  -75.65289    45.6813    -1.66   0.102    -166.7169    15.41111
         18  |  -78.75821   45.98855    -1.71   0.091    -170.4347    12.91829
         19  |  -58.97174   39.99941    -1.47   0.145    -138.7091    20.76562
         20  |  -69.85864   34.69646    -2.01   0.048    -139.0248   -.6925138
         21  |  -52.86377   23.81296    -2.22   0.030     -100.334   -5.393498
         22  |  -38.00929   21.15332    -1.80   0.077    -80.17765    4.159079
         23  |  -45.08924   13.79815    -3.27   0.002    -72.59535   -17.58314
         24  |  -60.57903   38.32079    -1.58   0.118    -136.9701    15.81208
         25  |  -107.5888   53.81572    -2.00   0.049    -214.8685   -.3091121
         26  |  -104.0409   47.85102    -2.17   0.033    -199.4302   -8.651673
         27  |  -30.42679   40.87185    -0.74   0.459    -111.9033    51.04975
         28  |  -52.99685   39.57928    -1.34   0.185    -131.8967      25.903
         29  |   -90.4502   55.05638    -1.64   0.105    -200.2031    19.30269
         30  |  -75.78473    43.0862    -1.76   0.083    -161.6755    10.10605
         31  |  -81.89019   54.10259    -1.51   0.135    -189.7417    25.96135
         32  |  -75.10731   39.73467    -1.89   0.063    -154.3169    4.102295
         33  |  -75.10257   49.19947    -1.53   0.131    -173.1799    22.97478
         34  |   -5.26246   54.70428    -0.10   0.924    -114.3135    103.7885
         35  |  -67.05522   42.43836    -1.58   0.118    -151.6545     17.5441
         36  |  -12.04678   18.20699    -0.66   0.510    -48.34175    24.24819
         37  |  -19.42342   20.50268    -0.95   0.347    -60.29476    21.44792
         38  |  -68.92437   37.22414    -1.85   0.068    -143.1293    5.280588
         39  |  -29.24667   23.01639    -1.27   0.208      -75.129    16.63565
         40  |  -29.49925   26.39258    -1.12   0.267    -82.11189     23.1134
         41  |  -60.78898   33.46138    -1.82   0.073     -127.493    5.915058
         43  |  -55.34427   48.04173    -1.15   0.253    -151.1137    40.42517
         44  |  -77.89477   39.45646    -1.97   0.052    -156.5498    .7602571
         46  |   -61.3834   20.96524    -2.93   0.005    -103.1768   -19.58996
         47  |  -25.01782   30.47725    -0.82   0.414    -85.77311    35.73748
         49  |  -57.19903   52.28836    -1.09   0.278     -161.434     47.0359
         50  |  -67.30321   53.34718    -1.26   0.211    -173.6489    39.04244
         51  |  -23.26619   36.00161    -0.65   0.520     -95.0341    48.50171
         52  |  -41.48077   49.12422    -0.84   0.401    -139.4081    56.44657
         53  |  -33.92916   24.45836    -1.39   0.170    -82.68601    14.82769
         54  |  -19.34397   33.77136    -0.57   0.569    -86.66594      47.978
         55  |  -35.70791    32.9145    -1.08   0.282    -101.3218    29.90595
         56  |  -8.153078   31.46123    -0.26   0.796     -70.8699    54.56375
         58  |   16.36267   38.10242     0.43   0.669    -59.59312    92.31846
         59  |   8.554767   31.10531     0.28   0.784    -53.45254    70.56207
         61  |  -12.38039   48.36453    -0.26   0.799    -108.7933    84.03254
         62  |   40.72271   32.33388     1.26   0.212     -23.7337    105.1791
         63  |  -14.36954    26.8931    -0.53   0.595    -67.97996    39.24087
         64  |  -14.47488   30.24621    -0.48   0.634     -74.7696    45.81983
         65  |   15.83254   8.025298     1.97   0.052    -.1655953    31.83068
         66  |  -17.12653   35.77927    -0.48   0.634    -88.45121    54.19814
         69  |  -11.10926   21.91333    -0.51   0.614    -54.79268    32.57416
         70  |   64.54815   47.20952     1.37   0.176    -29.56231    158.6586
         72  |   18.16005   37.57314     0.48   0.630    -56.74064    93.06073
         75  |   41.82892   28.04043     1.49   0.140    -14.06866    97.72649
         77  |   10.68934   15.85115     0.67   0.502    -20.90935    42.28804
         79  |   18.41062   20.32037     0.91   0.368     -22.0973    58.91853
         82  |   .0749949   14.81094     0.01   0.996    -29.45007    29.60006
         83  |   13.50729   14.47123     0.93   0.354    -15.34057    42.35515
         84  |  -1.570706   5.477247    -0.29   0.775     -12.4894    9.347986
         85  |   72.42832   23.87506     3.03   0.003     24.83427    120.0224
         87  |   116.6256   38.87443     3.00   0.004     39.13084    194.1204
         88  |   46.62065   14.01996     3.33   0.001     18.67238    74.56892
         89  |  -46.96846   16.53574    -2.84   0.006    -79.93185   -14.00507
             |
regno#c.time |
          1  |  -9.180963   3.589848    -2.56   0.013    -16.33719   -2.024732
          2  |  -13.41365   5.439954    -2.47   0.016      -24.258   -2.569299
          3  |  -17.60635   6.761732    -2.60   0.011    -31.08562   -4.127084
          5  |  -15.12437   6.229784    -2.43   0.018    -27.54322   -2.705526
          6  |  -9.787657   3.996426    -2.45   0.017    -17.75439   -1.820927
          7  |  -6.704204   3.246731    -2.06   0.043    -13.17644   -.2319648
          8  |  -5.509726   2.463912    -2.24   0.028    -10.42144   -.5980072
          9  |  -12.21641   4.058415    -3.01   0.004    -20.30672    -4.12611
         10  |  -9.802289   3.258308    -3.01   0.004    -16.29761   -3.306971
         11  |  -8.084042   2.538773    -3.18   0.002    -13.14499   -3.023091
         12  |  -8.532009   3.101271    -2.75   0.008    -14.71428   -2.349739
         13  |  -9.513532   3.170213    -3.00   0.004    -15.83324   -3.193828
         14  |  -11.65704    3.82785    -3.05   0.003    -19.28772   -4.026365
         15  |  -16.27959   5.732759    -2.84   0.006    -27.70763   -4.851543
         16  |  -5.418911   2.616974    -2.07   0.042    -10.63575   -.2020682
         17  |  -4.518036   1.974109    -2.29   0.025     -8.45335   -.5827227
         18  |  -12.67571   3.989139    -3.18   0.002    -20.62791   -4.723507
         19  |  -15.12699   4.973805    -3.04   0.003    -25.04209   -5.211893
         20  |  -13.92737   4.439037    -3.14   0.002    -22.77642   -5.078308
         21  |  -15.06133   5.072136    -2.97   0.004    -25.17245   -4.950215
         22  |  -7.930595   2.608936    -3.04   0.003    -13.13141   -2.729777
         23  |  -10.32611   3.592836    -2.87   0.005    -17.48829   -3.163918
         24  |  -10.71117   3.796931    -2.82   0.006    -18.28022   -3.142129
         25  |   -10.4099   3.277342    -3.18   0.002    -16.94316   -3.876639
         26  |  -5.092533    2.55793    -1.99   0.050    -10.19167    .0066069
         27  |  -17.17313   5.821683    -2.95   0.004    -28.77845   -5.567819
         28  |  -9.802926    3.17814    -3.08   0.003    -16.13843    -3.46742
         29  |  -12.14154   3.313481    -3.66   0.000    -18.74685   -5.536239
         30  |  -11.18136    3.22553    -3.47   0.001    -17.61134   -4.751386
         31  |  -10.65294   3.773782    -2.82   0.006    -18.17583    -3.13004
         32  |  -12.00665    3.97022    -3.02   0.003    -19.92113   -4.092157
         33  |  -12.16138   3.883544    -3.13   0.003    -19.90308   -4.419675
         34  |  -7.603347   2.726417    -2.79   0.007    -13.03836   -2.168335
         35  |  -8.051928   3.332627    -2.42   0.018     -14.6954   -1.408457
         36  |  -6.492706   2.728609    -2.38   0.020    -11.93209   -1.053323
         37  |   -9.93742   3.202974    -3.10   0.003    -16.32243   -3.552407
         38  |  -11.74417   3.668187    -3.20   0.002    -19.05657   -4.431776
         39  |  -6.319669   2.096123    -3.01   0.004    -10.49821   -2.141125
         40  |  -11.31025    3.46681    -3.26   0.002    -18.22121   -4.399289
         41  |   -10.8746   3.142975    -3.46   0.001    -17.14001   -4.609197
         43  |   .8308295   2.017935     0.41   0.682    -3.191851     4.85351
         44  |   4.006816    5.71232     0.70   0.485    -7.380485    15.39412
         46  |  -.6209123   3.028863    -0.20   0.838    -6.658841    5.417016
         47  |  -.1846025   1.704566    -0.11   0.914    -3.582592    3.213387
         49  |  -8.252873   2.059324    -4.01   0.000    -12.35806   -4.147685
         50  |  -8.355493    2.21091    -3.78   0.000    -12.76286   -3.948125
         51  |  -10.95185   2.703749    -4.05   0.000    -16.34168   -5.562028
         52  |  -8.077415   3.030204    -2.67   0.009    -14.11802   -2.036815
         53  |  -11.05833   3.556971    -3.11   0.003    -18.14902   -3.967639
         54  |  -17.63591   4.071037    -4.33   0.000    -25.75138   -9.520449
         55  |  -10.15421   3.030939    -3.35   0.001    -16.19627   -4.112141
         56  |  -1.843439   3.982647    -0.46   0.645      -9.7827    6.095822
         58  |  -10.54827   3.187122    -3.31   0.001    -16.90169   -4.194863
         59  |  -7.564645   1.925237    -3.93   0.000    -11.40253   -3.726754
         61  |  -16.12266   3.791067    -4.25   0.000    -23.68002   -8.565309
         62  |  -13.11139   3.358717    -3.90   0.000    -19.80687   -6.415909
         63  |  -11.17076   3.025729    -3.69   0.000    -17.20244   -5.139077
         64  |  -9.647141   2.799398    -3.45   0.001    -15.22764   -4.066644
         65  |  -12.74787   4.991708    -2.55   0.013    -22.69866   -2.797084
         66  |  -11.21393   3.369221    -3.33   0.001    -17.93035   -4.497514
         69  |   -5.62842   2.366163    -2.38   0.020    -10.34528   -.9115599
         70  |   5.590104   4.076934     1.37   0.175    -2.537116    13.71732
         72  |   -12.2221   3.630209    -3.37   0.001    -19.45879   -4.985407
         75  |  -5.988631   2.485298    -2.41   0.019    -10.94298    -1.03428
         77  |  -6.076065   1.233442    -4.93   0.000    -8.534886   -3.617243
         79  |   5.504938   3.859692     1.43   0.158    -2.189218    13.19909
         82  |  -.4869811   1.106084    -0.44   0.661    -2.691919    1.717957
         83  |    1.88768   2.880755     0.66   0.514       -3.855    7.630361
         84  |   -.320104   1.935783    -0.17   0.869    -4.179017    3.538809
         85  |    -.95717   4.580682    -0.21   0.835    -10.08859    8.174253
         87  |    24.4476    12.5652     1.95   0.056    -.6006687    49.49588
         88  |   4.006271   3.844261     1.04   0.301    -3.657124    11.66967
         89  |          0  (omitted)
             |
       _cons |    252.408   244.1748     1.03   0.305    -234.3454    739.1615
------------------------------------------------------------------------------

. *  % Out-of-wedlock births;
. *  Age 16-44;
. reg nodad sr10a lnpopm urbshf i.agegroup i.regno i.regno#c.time if agegroup !=7, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        437
                                                F(6, 72)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9493
                                                Root MSE          =     .01944

                                 (Std. Err. adjusted for 73 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       nodad |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr10a |  -.0642819   .0588065    -1.09   0.278    -.1815106    .0529467
      lnpopm |  -.0124993   .0223995    -0.56   0.579    -.0571518    .0321533
      urbshf |   .0990544   .1278101     0.78   0.441    -.1557305    .3538392
             |
    agegroup |
          2  |  -.0812664   .0093439    -8.70   0.000    -.0998932   -.0626396
          3  |  -.0548145   .0078712    -6.96   0.000    -.0705055   -.0391236
          4  |  -.0128589   .0106728    -1.20   0.232    -.0341347    .0084169
          5  |    .031035   .0254401     1.22   0.226    -.0196789     .081749
          6  |    .061429   .0281446     2.18   0.032     .0053238    .1175342
             |
       regno |
          2  |   .1015575   .0315129     3.22   0.002     .0387376    .1643774
          3  |   .0944809   .0242576     3.89   0.000     .0461243    .1428375
          5  |   .0437501   .0296708     1.47   0.145    -.0153976    .1028978
          6  |   -.065595   .0352168    -1.86   0.067    -.1357985    .0046085
          7  |  -.1105106   .0473548    -2.33   0.022    -.2049108   -.0161105
          8  |  -.0361731   .0211452    -1.71   0.091    -.0783253    .0059791
          9  |   .0163716     .03208     0.51   0.611    -.0475787     .080322
         10  |  -.0069752   .0440294    -0.16   0.875    -.0947463    .0807958
         11  |   .0012752   .0390697     0.03   0.974    -.0766087    .0791592
         12  |  -.0293587   .0110363    -2.66   0.010    -.0513592   -.0073582
         13  |   -.056365   .0105889    -5.32   0.000    -.0774735   -.0352565
         14  |  -.0089667   .0330997    -0.27   0.787    -.0749497    .0570163
         15  |   .0121901    .021242     0.57   0.568     -.030155    .0545352
         16  |  -.1259897   .0549018    -2.29   0.025    -.2354344    -.016545
         17  |  -.0607232   .0397987    -1.53   0.131    -.1400605    .0186141
         18  |   .0091584   .0490345     0.19   0.852    -.0885901    .1069069
         19  |  -.0065282   .0374035    -0.17   0.862    -.0810908    .0680344
         20  |    .005095   .0359798     0.14   0.888    -.0666293    .0768194
         21  |  -.0386593   .0206571    -1.87   0.065    -.0798384    .0025199
         22  |  -.0427477   .0188194    -2.27   0.026    -.0802636   -.0052318
         23  |  -.0394123   .0115213    -3.42   0.001    -.0623796    -.016445
         24  |   .1056664   .0464155     2.28   0.026     .0131388    .1981939
         25  |   .0010049   .0593308     0.02   0.987    -.1172689    .1192787
         26  |   .0425823    .053059     0.80   0.425    -.0631889    .1483534
         27  |   .0614379   .0358941     1.71   0.091    -.0101157    .1329914
         28  |   .0033918   .0345684     0.10   0.922    -.0655191    .0723026
         29  |   .0548204   .0582861     0.94   0.350    -.0613708    .1710117
         30  |   .0194107   .0390858     0.50   0.621    -.0585055    .0973269
         31  |   .0099984   .0541728     0.18   0.854    -.0979931    .1179898
         32  |  -.0061331     .04069    -0.15   0.881    -.0872472    .0749811
         33  |   .0033432   .0479828     0.07   0.945    -.0923088    .0989952
         34  |   .1052553    .065053     1.62   0.110    -.0244255    .2349361
         35  |   .0087068   .0365951     0.24   0.813    -.0642442    .0816577
         36  |   .0553362   .0211259     2.62   0.011     .0132226    .0974499
         37  |   .0142503   .0176258     0.81   0.421     -.020886    .0493866
         38  |    .017913   .0359914     0.50   0.620    -.0538345    .0896605
         39  |  -.0231156   .0212804    -1.09   0.281    -.0655373    .0193062
         40  |   -.019072   .0233938    -0.82   0.418    -.0657068    .0275627
         41  |   .0065637   .0346394     0.19   0.850    -.0624887    .0756161
         43  |   .0588177   .0515222     1.14   0.257      -.04389    .1615254
         44  |  -.0235085    .050114    -0.47   0.640     -.123409    .0763919
         46  |   .0407683   .0290518     1.40   0.165    -.0171454    .0986819
         47  |   .0920102    .038635     2.38   0.020     .0149927    .1690277
         49  |   .0528178   .0459489     1.15   0.254    -.0387796    .1444153
         50  |   .0365466   .0514623     0.71   0.480    -.0660416    .1391348
         51  |   .0062811   .0330938     0.19   0.850    -.0596901    .0722523
         52  |   .0504963   .0423886     1.19   0.237    -.0340037    .1349964
         53  |   .0940016   .0231209     4.07   0.000     .0479109    .1400923
         54  |   .1284783   .0349919     3.67   0.000     .0587232    .1982334
         55  |   .0339652   .0287781     1.18   0.242    -.0234029    .0913333
         56  |  -.0969943   .0315437    -3.07   0.003    -.1598756   -.0341131
         58  |   .0356064   .0445424     0.80   0.427    -.0531872       .1244
         59  |   .0327115    .035367     0.92   0.358    -.0377913    .1032143
         61  |   .1188131   .0425103     2.79   0.007     .0340703    .2035559
         62  |   .0259481   .0406032     0.64   0.525    -.0549928     .106889
         63  |    .040335   .0242517     1.66   0.101    -.0080099    .0886799
         64  |   .0961871   .0267623     3.59   0.001     .0428373    .1495369
         65  |   .0887187   .0075845    11.70   0.000     .0735992    .1038382
         66  |   .1520171   .0372955     4.08   0.000     .0776699    .2263643
         69  |   .1547502   .0283311     5.46   0.000     .0982733    .2112272
         70  |   .3602783   .0647919     5.56   0.000      .231118    .4894386
         72  |    .096463   .0338682     2.85   0.006      .028948    .1639781
         75  |   .0761872   .0284199     2.68   0.009     .0195331    .1328413
         77  |   .1239066   .0150466     8.23   0.000     .0939118    .1539014
         79  |   .1223526   .0214244     5.71   0.000     .0796439    .1650613
         82  |  -.0074645   .0148645    -0.50   0.617    -.0370964    .0221674
         83  |   .0250959   .0159044     1.58   0.119    -.0066089    .0568006
         84  |   .0156808   .0083232     1.88   0.064    -.0009112    .0322728
         85  |   .0696272   .0251375     2.77   0.007     .0195164     .119738
         87  |   .0467549   .0314055     1.49   0.141    -.0158509    .1093606
         88  |   .0158052   .0133864     1.18   0.242    -.0108801    .0424904
         89  |  -.0481819   .0127469    -3.78   0.000    -.0735922   -.0227715
             |
regno#c.time |
          1  |  -.0135837   .0031224    -4.35   0.000    -.0198081   -.0073593
          2  |  -.0210925     .00425    -4.96   0.000    -.0295648   -.0126202
          3  |  -.0279974   .0065284    -4.29   0.000    -.0410116   -.0149832
          5  |  -.0098284   .0062878    -1.56   0.122    -.0223628     .002706
          6  |   .0029386   .0042561     0.69   0.492    -.0055457     .011423
          7  |  -.0058877   .0026104    -2.26   0.027    -.0110914   -.0006839
          8  |  -.0006949   .0017608    -0.39   0.694     -.004205    .0028151
          9  |  -.0197794   .0028576    -6.92   0.000    -.0254759   -.0140828
         10  |  -.0119462   .0027462    -4.35   0.000    -.0174206   -.0064717
         11  |  -.0272869   .0023077   -11.82   0.000    -.0318871   -.0226867
         12  |  -.0166233   .0027954    -5.95   0.000    -.0221958   -.0110508
         13  |  -.0094636    .002436    -3.88   0.000    -.0143197   -.0046074
         14  |  -.0161324   .0031359    -5.14   0.000    -.0223838   -.0098811
         15  |  -.0193084   .0055734    -3.46   0.001    -.0304189    -.008198
         16  |  -.0007379   .0021101    -0.35   0.728    -.0049443    .0034685
         17  |  -.0059625   .0015761    -3.78   0.000    -.0091044   -.0028207
         18  |  -.0211012   .0034898    -6.05   0.000    -.0280581   -.0141443
         19  |  -.0214959   .0046827    -4.59   0.000    -.0308307   -.0121611
         20  |  -.0126116   .0039327    -3.21   0.002    -.0204513   -.0047719
         21  |  -.0059679   .0047091    -1.27   0.209    -.0153553    .0034195
         22  |  -.0119512   .0015692    -7.62   0.000    -.0150793   -.0088231
         23  |   -.007192   .0026971    -2.67   0.009    -.0125686   -.0018154
         24  |  -.0359358   .0036162    -9.94   0.000    -.0431445   -.0287271
         25  |  -.0332409   .0028325   -11.74   0.000    -.0388875   -.0275944
         26  |  -.0287175     .00234   -12.27   0.000    -.0333822   -.0240529
         27  |  -.0224879   .0048892    -4.60   0.000    -.0322343   -.0127416
         28  |  -.0234869   .0021723   -10.81   0.000    -.0278174   -.0191565
         29  |  -.0158524   .0027696    -5.72   0.000    -.0213734   -.0103314
         30  |  -.0257055    .002727    -9.43   0.000    -.0311417   -.0202692
         31  |  -.0051845   .0030729    -1.69   0.096    -.0113103    .0009413
         32  |  -.0212067   .0036988    -5.73   0.000    -.0285802   -.0138332
         33  |  -.0267608   .0028001    -9.56   0.000    -.0323426    -.021179
         34  |  -.0381936   .0026356   -14.49   0.000    -.0434475   -.0329396
         35  |  -.0305031    .002722   -11.21   0.000    -.0359293    -.025077
         36  |  -.0246129     .00113   -21.78   0.000    -.0268655   -.0223603
         37  |  -.0060702   .0029222    -2.08   0.041    -.0118955   -.0002448
         38  |  -.0325962   .0033291    -9.79   0.000    -.0392327   -.0259597
         39  |  -.0200836   .0014265   -14.08   0.000    -.0229273   -.0172398
         40  |  -.0091167   .0030039    -3.03   0.003    -.0151048   -.0031285
         41  |  -.0303545   .0022751   -13.34   0.000    -.0348899   -.0258191
         43  |  -.0450786   .0012051   -37.41   0.000     -.047481   -.0426762
         44  |   -.040503    .005799    -6.98   0.000    -.0520631   -.0289429
         46  |  -.0505448   .0025241   -20.02   0.000    -.0555766    -.045513
         47  |  -.0501196   .0027693   -18.10   0.000    -.0556401   -.0445991
         49  |  -.0143604   .0012306   -11.67   0.000    -.0168135   -.0119073
         50  |  -.0239398   .0011518   -20.78   0.000    -.0262359   -.0216437
         51  |  -.0116685   .0023119    -5.05   0.000    -.0162771   -.0070598
         52  |  -.0255963   .0026109    -9.80   0.000     -.030801   -.0203915
         53  |  -.0320881   .0034297    -9.36   0.000    -.0389251   -.0252511
         54  |  -.0248613   .0040222    -6.18   0.000    -.0328793   -.0168432
         55  |  -.0331756   .0025981   -12.77   0.000    -.0383549   -.0279963
         56  |   .0731664   .0037875    19.32   0.000     .0656161    .0807167
         58  |  -.0123152   .0026723    -4.61   0.000    -.0176425    -.006988
         59  |  -.0234825   .0016189   -14.51   0.000    -.0267097   -.0202553
         61  |  -.0292152   .0038184    -7.65   0.000    -.0368271   -.0216033
         62  |  -.0275134   .0031203    -8.82   0.000    -.0337336   -.0212931
         63  |  -.0232552    .002896    -8.03   0.000    -.0290283   -.0174821
         64  |   -.027377   .0026904   -10.18   0.000    -.0327403   -.0220137
         65  |  -.0187102   .0056393    -3.32   0.001    -.0299519   -.0074685
         66  |  -.0295483   .0032867    -8.99   0.000    -.0361002   -.0229963
         69  |  -.0508274    .002339   -21.73   0.000    -.0554902   -.0461646
         70  |  -.0997924   .0044785   -22.28   0.000    -.1087202   -.0908646
         72  |  -.0270744   .0036178    -7.48   0.000    -.0342864   -.0198623
         75  |  -.0292754   .0020692   -14.15   0.000    -.0334002   -.0251506
         77  |   -.038779   .0011119   -34.88   0.000    -.0409954   -.0365625
         79  |  -.0557747   .0042916   -13.00   0.000    -.0643298   -.0472195
         82  |  -.0151049   .0010107   -14.94   0.000    -.0171198   -.0130901
         83  |  -.0282806   .0026446   -10.69   0.000    -.0335526   -.0230086
         84  |   -.027886   .0019785   -14.09   0.000      -.03183   -.0239419
         85  |  -.0212916   .0031718    -6.71   0.000    -.0276145   -.0149686
         87  |  -.0071239    .011173    -0.64   0.526    -.0293968     .015149
         88  |  -.0214929   .0034537    -6.22   0.000    -.0283778   -.0146081
         89  |          0  (omitted)
             |
       _cons |   .3368682    .291693     1.15   0.252    -.2446113    .9183476
------------------------------------------------------------------------------

. reg nodad sr5a lnpopm urbshf i.agegroup i.regno i.regno#c.time if agegroup !=7, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        437
                                                F(6, 72)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9493
                                                Root MSE          =     .01943

                                 (Std. Err. adjusted for 73 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       nodad |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
        sr5a |  -.0495681   .0507043    -0.98   0.332    -.1506452     .051509
      lnpopm |  -.0092411   .0206547    -0.45   0.656    -.0504154    .0319333
      urbshf |   .1031561   .1265167     0.82   0.418    -.1490503    .3553625
             |
    agegroup |
          2  |  -.0804534   .0095515    -8.42   0.000    -.0994939   -.0614129
          3  |  -.0526769   .0074321    -7.09   0.000    -.0674925   -.0378613
          4  |  -.0115264   .0108079    -1.07   0.290    -.0330717    .0100188
          5  |   .0337591   .0247816     1.36   0.177    -.0156422    .0831604
          6  |   .0636912   .0278258     2.29   0.025     .0082215     .119161
             |
       regno |
          2  |   .0959562   .0291154     3.30   0.002     .0379157    .1539967
          3  |   .0905852   .0222999     4.06   0.000     .0461312    .1350393
          5  |   .0430196    .029753     1.45   0.153     -.016292    .1023312
          6  |  -.0648652   .0354042    -1.83   0.071    -.1354421    .0057117
          7  |  -.1142738   .0459179    -2.49   0.015    -.2058094   -.0227382
          8  |  -.0363196   .0212528    -1.71   0.092    -.0786864    .0060471
          9  |   .0185965    .031298     0.59   0.554    -.0437948    .0809879
         10  |  -.0040624   .0430867    -0.09   0.925    -.0899542    .0818295
         11  |   .0026898   .0386672     0.07   0.945    -.0743918    .0797713
         12  |  -.0311384   .0114717    -2.71   0.008    -.0540068   -.0082701
         13  |  -.0578755   .0111042    -5.21   0.000    -.0800113   -.0357396
         14  |   -.007538   .0326555    -0.23   0.818    -.0726356    .0575596
         15  |   .0114841    .021305     0.54   0.592    -.0309867    .0539549
         16  |  -.1307904   .0525117    -2.49   0.015    -.2354705   -.0261103
         17  |  -.0661039   .0379689    -1.74   0.086    -.1417936    .0095859
         18  |    .010887   .0485112     0.22   0.823    -.0858182    .1075922
         19  |  -.0075663   .0374481    -0.20   0.840    -.0822179    .0670852
         20  |   .0066641    .035617     0.19   0.852    -.0643371    .0776653
         21  |  -.0402895   .0204042    -1.97   0.052    -.0809645    .0003855
         22  |  -.0454433   .0177843    -2.56   0.013    -.0808957    -.009991
         23  |  -.0411164   .0111812    -3.68   0.000    -.0634057   -.0188271
         24  |   .1091414   .0448589     2.43   0.017     .0197168    .1985659
         25  |   .0039707    .058279     0.07   0.946    -.1122064    .1201478
         26  |   .0452719   .0520298     0.87   0.387    -.0584477    .1489914
         27  |    .058833   .0355901     1.65   0.103    -.0121145    .1297805
         28  |  -.0006367   .0332005    -0.02   0.985    -.0668207    .0655473
         29  |    .056956   .0576194     0.99   0.326    -.0579062    .1718182
         30  |    .017668   .0390397     0.45   0.652    -.0601562    .0954922
         31  |   .0101143   .0540388     0.19   0.852    -.0976102    .1178388
         32  |  -.0055262   .0404732    -0.14   0.892    -.0862081    .0751558
         33  |   .0027406   .0479855     0.06   0.955    -.0929166    .0983979
         34  |   .1095095   .0631275     1.73   0.087    -.0163328    .2353518
         35  |   .0056983   .0361458     0.16   0.875     -.066357    .0777536
         36  |   .0561342   .0207651     2.70   0.009     .0147396    .0975287
         37  |   .0113887   .0168448     0.68   0.501    -.0221909    .0449683
         38  |   .0174376   .0359706     0.48   0.629    -.0542685    .0891437
         39  |  -.0269655   .0197181    -1.37   0.176    -.0662727    .0123417
         40  |  -.0226865   .0220343    -1.03   0.307     -.066611     .021238
         41  |   .0068805   .0344723     0.20   0.842    -.0618389    .0755998
         43  |   .0594838   .0511912     1.16   0.249    -.0425641    .1615317
         44  |  -.0210205     .04881    -0.43   0.668    -.1183214    .0762804
         46  |   .0435811    .027451     1.59   0.117    -.0111415    .0983037
         47  |   .0940936   .0376134     2.50   0.015     .0191127    .1690744
         49  |   .0498842   .0456332     1.09   0.278     -.041084    .1408523
         50  |   .0356225   .0514659     0.69   0.491    -.0669728    .1382179
         51  |   .0012916   .0308654     0.04   0.967    -.0602374    .0628205
         52  |   .0464399   .0417416     1.11   0.270    -.0367705    .1296504
         53  |   .0938045   .0231307     4.06   0.000     .0476943    .1399146
         54  |   .1294083   .0347179     3.73   0.000     .0601994    .1986173
         55  |   .0320961     .02852     1.13   0.264    -.0247574    .0889497
         56  |  -.1026457   .0285026    -3.60   0.001    -.1594645   -.0458269
         58  |   .0280596   .0401409     0.70   0.487    -.0519599    .1080791
         59  |   .0275811   .0325237     0.85   0.399    -.0372536    .0924159
         61  |   .1159095   .0421402     2.75   0.008     .0319045    .1999144
         62  |   .0201987    .036986     0.55   0.587    -.0535315     .093929
         63  |   .0370586    .022878     1.62   0.110    -.0085479    .0826651
         64  |    .094198   .0266629     3.53   0.001     .0410465    .1473496
         65  |   .0884172   .0076174    11.61   0.000     .0732321    .1036023
         66  |   .1527763   .0370165     4.13   0.000     .0789852    .2265673
         69  |    .156573   .0274215     5.71   0.000     .1019091    .2112368
         70  |   .3667262   .0609764     6.01   0.000      .245172    .4882804
         72  |   .0911453   .0314955     2.89   0.005     .0283601    .1539304
         75  |   .0696305   .0244192     2.85   0.006     .0209517    .1183092
         77  |   .1244977   .0149046     8.35   0.000     .0947859    .1542095
         79  |   .1209324   .0218412     5.54   0.000     .0773927    .1644721
         82  |  -.0076689   .0146308    -0.52   0.602    -.0368348     .021497
         83  |   .0240609   .0155917     1.54   0.127    -.0070205    .0551423
         84  |   .0169759   .0075541     2.25   0.028      .001917    .0320347
         85  |   .0754035   .0220205     3.42   0.001     .0315065    .1193005
         87  |   .0482338    .031352     1.54   0.128    -.0142653     .110733
         88  |   .0155533   .0133767     1.16   0.249    -.0111126    .0422192
         89  |  -.0435421   .0094106    -4.63   0.000    -.0623019   -.0247824
             |
regno#c.time |
          1  |  -.0122138   .0020877    -5.85   0.000    -.0163756   -.0080521
          2  |  -.0198491   .0034723    -5.72   0.000    -.0267709   -.0129273
          3  |  -.0260284   .0051697    -5.03   0.000     -.036334   -.0157228
          5  |  -.0079526   .0050647    -1.57   0.121    -.0180489    .0021436
          6  |   .0035774   .0039057     0.92   0.363    -.0042084    .0113632
          7  |  -.0052744   .0027752    -1.90   0.061    -.0108066    .0002579
          8  |    .000294   .0020554     0.14   0.887    -.0038033    .0043914
          9  |  -.0184517   .0019565    -9.43   0.000    -.0223519   -.0145516
         10  |  -.0109916   .0022642    -4.85   0.000    -.0155052    -.006478
         11  |  -.0262744   .0016987   -15.47   0.000    -.0296607    -.022888
         12  |  -.0151169   .0024902    -6.07   0.000     -.020081   -.0101528
         13  |  -.0078177   .0018538    -4.22   0.000    -.0115132   -.0041222
         14  |  -.0147119   .0021487    -6.85   0.000    -.0189952   -.0104285
         15  |  -.0173257   .0043531    -3.98   0.000    -.0260034   -.0086479
         16  |  -.0003978   .0021799    -0.18   0.856    -.0047432    .0039477
         17  |  -.0051011   .0020728    -2.46   0.016    -.0092331   -.0009691
         18  |  -.0196593   .0025457    -7.72   0.000    -.0247341   -.0145845
         19  |  -.0197952   .0036245    -5.46   0.000    -.0270205     -.01257
         20  |  -.0112597   .0031295    -3.60   0.001    -.0174981   -.0050212
         21  |   -.004402   .0040394    -1.09   0.279    -.0124544    .0036503
         22  |  -.0109163   .0013662    -7.99   0.000    -.0136398   -.0081928
         23  |  -.0056707   .0018844    -3.01   0.004    -.0094272   -.0019143
         24  |  -.0344183   .0026851   -12.82   0.000     -.039771   -.0290657
         25  |  -.0319369   .0020033   -15.94   0.000    -.0359305   -.0279433
         26  |  -.0274827   .0016909   -16.25   0.000    -.0308536   -.0241119
         27  |   -.020534   .0034753    -5.91   0.000    -.0274619    -.013606
         28  |  -.0222331   .0014083   -15.79   0.000    -.0250405   -.0194256
         29  |  -.0146638   .0020718    -7.08   0.000    -.0187938   -.0105337
         30  |   -.024445   .0021855   -11.19   0.000    -.0288017   -.0200883
         31  |  -.0037084   .0022135    -1.68   0.098    -.0081209    .0007041
         32  |  -.0196993   .0027497    -7.16   0.000    -.0251807   -.0142179
         33  |  -.0252596   .0018322   -13.79   0.000     -.028912   -.0216072
         34  |  -.0369317   .0016931   -21.81   0.000    -.0403069   -.0335565
         35  |  -.0289703   .0016344   -17.73   0.000    -.0322285   -.0257121
         36  |  -.0235082   .0006502   -36.16   0.000    -.0248043   -.0222121
         37  |  -.0048919   .0026925    -1.82   0.073    -.0102592    .0004755
         38  |   -.031175   .0026747   -11.66   0.000     -.036507   -.0258431
         39  |  -.0190067   .0016233   -11.71   0.000    -.0222428   -.0157707
         40  |  -.0077183   .0024219    -3.19   0.002    -.0125462   -.0028904
         41  |  -.0289884    .001557   -18.62   0.000    -.0320922   -.0258845
         43  |  -.0440191   .0016044   -27.44   0.000    -.0472174   -.0408209
         44  |  -.0395438   .0061259    -6.46   0.000    -.0517555   -.0273321
         46  |  -.0496945   .0027103   -18.34   0.000    -.0550973   -.0442917
         47  |   -.049599   .0032345   -15.33   0.000    -.0560468   -.0431512
         49  |  -.0135906   .0014557    -9.34   0.000    -.0164925   -.0106887
         50  |  -.0230039   .0014475   -15.89   0.000    -.0258894   -.0201185
         51  |  -.0104865   .0017302    -6.06   0.000    -.0139355   -.0070374
         52  |  -.0240822   .0016744   -14.38   0.000    -.0274202   -.0207443
         53  |  -.0306176   .0026239   -11.67   0.000    -.0358484   -.0253869
         54  |  -.0234612   .0032189    -7.29   0.000    -.0298781   -.0170444
         55  |  -.0319361    .001732   -18.44   0.000    -.0353888   -.0284834
         56  |   .0746823   .0030883    24.18   0.000     .0685258    .0808388
         58  |  -.0108926   .0020728    -5.26   0.000    -.0150247   -.0067606
         59  |  -.0225554   .0014216   -15.87   0.000    -.0253893   -.0197215
         61  |  -.0279346   .0031568    -8.85   0.000    -.0342277   -.0216416
         62  |  -.0264452   .0024937   -10.60   0.000    -.0314162   -.0214741
         63  |  -.0221015   .0023877    -9.26   0.000    -.0268612   -.0173417
         64  |  -.0261598     .00225   -11.63   0.000     -.030645   -.0216745
         65  |  -.0173976   .0050809    -3.42   0.001    -.0275261   -.0072691
         66  |  -.0283848   .0028185   -10.07   0.000    -.0340033   -.0227663
         69  |  -.0500982      .0026   -19.27   0.000    -.0552812   -.0449152
         70  |  -.1001161   .0045464   -22.02   0.000    -.1091791   -.0910531
         72  |  -.0258973   .0031141    -8.32   0.000    -.0321051   -.0196895
         75  |  -.0280883   .0019804   -14.18   0.000    -.0320362   -.0241405
         77  |  -.0382371   .0009707   -39.39   0.000    -.0401721   -.0363021
         79  |  -.0555421   .0047516   -11.69   0.000    -.0650143   -.0460699
         82  |  -.0152642   .0009931   -15.37   0.000     -.017244   -.0132844
         83  |  -.0283843   .0027324   -10.39   0.000    -.0338312   -.0229374
         84  |  -.0278798   .0021354   -13.06   0.000    -.0321367   -.0236229
         85  |  -.0223324   .0027003    -8.27   0.000    -.0277154   -.0169493
         87  |  -.0101992   .0090956    -1.12   0.266    -.0283309    .0079325
         88  |  -.0217608   .0033945    -6.41   0.000    -.0285277   -.0149939
         89  |          0  (omitted)
             |
       _cons |   .2862556   .2588986     1.11   0.273    -.2298494    .8023606
------------------------------------------------------------------------------

. reg nodad sr15a lnpopm urbshf i.agegroup i.regno i.regno#c.time if agegroup !=7, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        437
                                                F(6, 72)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9491
                                                Root MSE          =     .01948

                                 (Std. Err. adjusted for 73 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
       nodad |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr15a |    -.07771   .0871051    -0.89   0.375    -.2513509    .0959309
      lnpopm |  -.0118023   .0223988    -0.53   0.600    -.0564536    .0328489
      urbshf |   .1092053   .1255836     0.87   0.387    -.1411411    .3595517
             |
    agegroup |
          2  |  -.0820395   .0090529    -9.06   0.000    -.1000861    -.063993
          3  |  -.0547107   .0083347    -6.56   0.000    -.0713257   -.0380957
          4  |  -.0124956   .0122441    -1.02   0.311    -.0369038    .0119126
          5  |    .032642   .0274058     1.19   0.238    -.0219905    .0872744
          6  |   .0623887   .0307942     2.03   0.046     .0010015    .1237759
             |
       regno |
          2  |   .1046841   .0411052     2.55   0.013     .0227423    .1866258
          3  |   .0947068   .0270946     3.50   0.001     .0406947    .1487189
          5  |   .0444984    .029843     1.49   0.140    -.0149925    .1039893
          6  |  -.0692256   .0340884    -2.03   0.046    -.1371796   -.0012716
          7  |  -.1164373   .0459771    -2.53   0.014     -.208091   -.0247836
          8  |  -.0357296   .0211717    -1.69   0.096    -.0779346    .0064753
          9  |    .017777   .0317282     0.56   0.577    -.0454721    .0810261
         10  |  -.0059441   .0437889    -0.14   0.892    -.0932357    .0813475
         11  |   .0017342   .0388387     0.04   0.965    -.0756894    .0791578
         12  |  -.0293458   .0111143    -2.64   0.010    -.0515018   -.0071897
         13  |  -.0576103   .0113529    -5.07   0.000    -.0802418   -.0349787
         14  |  -.0078537   .0327705    -0.24   0.811    -.0731805    .0574732
         15  |   .0136195   .0212705     0.64   0.524    -.0287825    .0560214
         16  |  -.1318301   .0530213    -2.49   0.015    -.2375261   -.0261342
         17  |   -.061342   .0393327    -1.56   0.123    -.1397504    .0170663
         18  |   .0116864   .0483912     0.24   0.810    -.0847798    .1081525
         19  |  -.0049267   .0373413    -0.13   0.895    -.0793652    .0695118
         20  |   .0051721   .0358541     0.14   0.886    -.0663017    .0766459
         21  |   -.038652   .0204327    -1.89   0.063    -.0793838    .0020798
         22  |  -.0430577   .0186824    -2.30   0.024    -.0803005    -.005815
         23  |  -.0398771   .0112888    -3.53   0.001     -.062381   -.0173732
         24  |   .1079917   .0459321     2.35   0.021     .0164276    .1995557
         25  |   .0036576   .0585961     0.06   0.950    -.1131516    .1204668
         26  |   .0447832   .0525495     0.85   0.397    -.0599724    .1495388
         27  |   .0628672   .0364875     1.72   0.089    -.0098693    .1356037
         28  |   .0030044   .0343465     0.09   0.931    -.0654641    .0714728
         29  |   .0572121   .0575893     0.99   0.324      -.05759    .1720143
         30  |   .0203911   .0386599     0.53   0.600     -.056676    .0974582
         31  |   .0129495   .0534907     0.24   0.809    -.0936823    .1195814
         32  |  -.0044389    .040206    -0.11   0.912    -.0845882    .0757104
         33  |    .006007   .0475422     0.13   0.900    -.0887666    .1007807
         34  |   .1118915    .063143     1.77   0.081    -.0139817    .2377647
         35  |   .0095116    .036306     0.26   0.794     -.062863    .0818863
         36  |   .0574741   .0205146     2.80   0.007     .0165789    .0983692
         37  |   .0146003   .0176244     0.83   0.410    -.0205333     .049734
         38  |   .0196612   .0355148     0.55   0.582    -.0511362    .0904586
         39  |  -.0229582   .0214081    -1.07   0.287    -.0656344     .019718
         40  |  -.0187282   .0236887    -0.79   0.432    -.0659508    .0284945
         41  |   .0089208   .0340129     0.26   0.794    -.0588827    .0767242
         43  |   .0640311   .0500692     1.28   0.205      -.03578    .1638421
         44  |  -.0176394   .0480406    -0.37   0.715    -.1134065    .0781277
         46  |    .043205   .0284535     1.52   0.133     -.013516    .0999259
         47  |   .0958767   .0373719     2.57   0.012     .0213772    .1703763
         49  |   .0541066   .0456405     1.19   0.240    -.0368761    .1450892
         50  |   .0400326   .0507885     0.79   0.433    -.0612123    .1412775
         51  |   .0058582   .0331956     0.18   0.860     -.060316    .0720324
         52  |   .0522487   .0423865     1.23   0.222    -.0322472    .1367447
         53  |   .0947817   .0228263     4.15   0.000     .0492783    .1402851
         54  |   .1304432   .0344932     3.78   0.000     .0616822    .1992042
         55  |   .0349861    .028739     1.22   0.227    -.0223039    .0922762
         56  |  -.0972639   .0321252    -3.03   0.003    -.1613042   -.0332236
         58  |   .0340632   .0446784     0.76   0.448    -.0550016     .123128
         59  |   .0313118   .0351608     0.89   0.376    -.0387799    .1014035
         61  |   .1202345   .0425798     2.82   0.006     .0353532    .2051159
         62  |   .0242941   .0409112     0.59   0.554     -.057261    .1058491
         63  |   .0399818   .0241514     1.66   0.102    -.0081631    .0881268
         64  |   .0976625   .0265917     3.67   0.000     .0446529     .150672
         65  |   .0892052   .0076448    11.67   0.000     .0739657    .1044448
         66  |   .1543392   .0366595     4.21   0.000     .0812597    .2274186
         69  |   .1574493   .0275061     5.72   0.000     .1026169    .2122817
         70  |   .3675022   .0621147     5.92   0.000     .2436788    .4913257
         72  |    .098024   .0359022     2.73   0.008     .0264543    .1695937
         75  |   .0785094   .0320087     2.45   0.017     .0147012    .1423175
         77  |   .1250782   .0147214     8.50   0.000     .0957317    .1544247
         79  |   .1290108   .0200897     6.42   0.000     .0889627    .1690589
         82  |  -.0083142   .0145543    -0.57   0.570    -.0373277    .0206993
         83  |   .0248007   .0159622     1.55   0.125    -.0070194    .0566209
         84  |   .0173461   .0075978     2.28   0.025     .0022002    .0324921
         85  |   .0707962   .0252498     2.80   0.006     .0204617    .1211307
         87  |   .0487321   .0312253     1.56   0.123    -.0135145    .1109786
         88  |   .0155687   .0132956     1.17   0.245    -.0109357     .042073
         89  |  -.0510507    .018328    -2.79   0.007    -.0875869   -.0145145
             |
regno#c.time |
          1  |   -.014417   .0044526    -3.24   0.002    -.0232931   -.0055408
          2  |  -.0218688   .0058939    -3.71   0.000     -.033618   -.0101196
          3  |  -.0288665   .0083524    -3.46   0.001    -.0455168   -.0122162
          5  |  -.0107033    .007845    -1.36   0.177     -.026342    .0049353
          6  |   .0026566   .0051465     0.52   0.607    -.0076028     .012916
          7  |  -.0065105    .002544    -2.56   0.013    -.0115818   -.0014393
          8  |  -.0014917   .0019398    -0.77   0.444    -.0053587    .0023753
          9  |  -.0207454   .0043597    -4.76   0.000    -.0294363   -.0120545
         10  |  -.0123557   .0033811    -3.65   0.000    -.0190958   -.0056156
         11  |  -.0278446   .0030694    -9.07   0.000    -.0339632   -.0217259
         12  |  -.0176938   .0036083    -4.90   0.000    -.0248868   -.0105009
         13  |  -.0106595   .0036649    -2.91   0.005    -.0179653   -.0033537
         14  |  -.0169948   .0044748    -3.80   0.000    -.0259151   -.0080745
         15  |  -.0204338   .0071603    -2.85   0.006    -.0347076   -.0061601
         16  |  -.0012754   .0020698    -0.62   0.540    -.0054015    .0028507
         17  |  -.0069969   .0015402    -4.54   0.000    -.0100672   -.0039266
         18  |   -.021902   .0047221    -4.64   0.000    -.0313154   -.0124886
         19  |  -.0223551   .0060036    -3.72   0.000    -.0343231    -.010387
         20  |  -.0131659    .004937    -2.67   0.009    -.0230077   -.0033241
         21  |  -.0069732   .0057274    -1.22   0.227    -.0183906    .0044441
         22  |  -.0128303   .0024061    -5.33   0.000    -.0176268   -.0080337
         23  |  -.0082862   .0040348    -2.05   0.044    -.0163293    -.000243
         24  |  -.0368984   .0048554    -7.60   0.000    -.0465774   -.0272194
         25  |  -.0340082    .003915    -8.69   0.000    -.0418127   -.0262037
         26  |  -.0295029    .003242    -9.10   0.000    -.0359657   -.0230401
         27  |  -.0237285   .0069361    -3.42   0.001    -.0375553   -.0099017
         28  |  -.0244261   .0034345    -7.11   0.000    -.0312728   -.0175795
         29  |  -.0164871   .0036971    -4.46   0.000    -.0238572    -.009117
         30  |  -.0264571   .0035478    -7.46   0.000    -.0335295   -.0193847
         31  |  -.0061172    .004309    -1.42   0.160     -.014707    .0024726
         32  |  -.0219971    .004854    -4.53   0.000    -.0316734   -.0123208
         33  |  -.0277581   .0042376    -6.55   0.000    -.0362056   -.0193107
         34  |  -.0387645   .0035454   -10.93   0.000    -.0458321   -.0316969
         35  |  -.0315948   .0041895    -7.54   0.000    -.0399465   -.0232432
         36  |  -.0256652   .0025192   -10.19   0.000     -.030687   -.0206433
         37  |   -.006909   .0034669    -1.99   0.050    -.0138201    2.13e-06
         38  |  -.0335166   .0043146    -7.77   0.000    -.0421175   -.0249157
         39  |  -.0211229   .0020258   -10.43   0.000    -.0251612   -.0170845
         40  |  -.0100978   .0039977    -2.53   0.014    -.0180671   -.0021286
         41  |  -.0314443   .0035693    -8.81   0.000    -.0385595    -.024329
         43  |  -.0464064   .0019244   -24.12   0.000    -.0502425   -.0425703
         44  |  -.0422663   .0055548    -7.61   0.000    -.0533396    -.031193
         46  |  -.0516584   .0027611   -18.71   0.000    -.0571627   -.0461542
         47  |  -.0511467   .0022066   -23.18   0.000    -.0555455   -.0467479
         49  |  -.0151518   .0015616    -9.70   0.000    -.0182648   -.0120387
         50  |  -.0250036   .0018017   -13.88   0.000    -.0285952    -.021412
         51  |  -.0124121   .0031682    -3.92   0.000    -.0187279   -.0060964
         52  |  -.0267103   .0039592    -6.75   0.000    -.0346028   -.0188178
         53  |  -.0331134   .0045964    -7.20   0.000    -.0422762   -.0239506
         54  |  -.0257307   .0051188    -5.03   0.000    -.0359349   -.0155265
         55  |  -.0340347    .003792    -8.98   0.000    -.0415939   -.0264755
         56  |   .0721931    .004806    15.02   0.000     .0626124    .0817737
         58  |  -.0133373   .0037328    -3.57   0.001    -.0207786   -.0058961
         59  |  -.0243171   .0022932   -10.60   0.000    -.0288886   -.0197457
         61  |  -.0298978   .0046371    -6.45   0.000    -.0391416    -.020654
         62  |   -.028228   .0040659    -6.94   0.000    -.0363331   -.0201229
         63  |  -.0240278   .0036676    -6.55   0.000     -.031339   -.0167166
         64  |  -.0282268   .0034465    -8.19   0.000    -.0350973   -.0213563
         65  |  -.0191447   .0060904    -3.14   0.002    -.0312858   -.0070037
         66  |  -.0303321   .0040064    -7.57   0.000    -.0383187   -.0223456
         69  |  -.0513986   .0023343   -22.02   0.000    -.0560519   -.0467452
         70  |  -.1001726   .0048772   -20.54   0.000    -.1098951   -.0904501
         72  |   -.027892    .004387    -6.36   0.000    -.0366374   -.0191467
         75  |  -.0303058   .0027571   -10.99   0.000    -.0358021   -.0248096
         77  |  -.0393482    .001564   -25.16   0.000     -.042466   -.0362305
         79  |  -.0565455   .0040881   -13.83   0.000     -.064695    -.048396
         82  |  -.0151767   .0010036   -15.12   0.000    -.0171774   -.0131761
         83  |  -.0285115   .0027465   -10.38   0.000    -.0339867   -.0230364
         84  |  -.0283042   .0018756   -15.09   0.000    -.0320433   -.0245652
         85  |  -.0206424   .0043415    -4.75   0.000    -.0292971   -.0119877
         87  |  -.0049987   .0147429    -0.34   0.736    -.0343881    .0243907
         88  |  -.0211854   .0040632    -5.21   0.000    -.0292853   -.0130856
         89  |          0  (omitted)
             |
       _cons |   .3328561    .304412     1.09   0.278    -.2739782    .9396904
------------------------------------------------------------------------------

. *  Very large age gap at marriage (11+ years);
. *  Women age 16-49;
. reg vlargegap sr10a lnpopm urbshf i.agegroup i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        525
                                                F(7, 74)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9511
                                                Root MSE          =     .01991

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
   vlargegap |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr10a |  -.1600903   .0438459    -3.65   0.000    -.2474552   -.0727255
      lnpopm |  -.0169252   .0137808    -1.23   0.223     -.044384    .0105336
      urbshf |   .0166352   .0612516     0.27   0.787    -.1054113    .1386816
             |
    agegroup |
          2  |   -.010166   .0047534    -2.14   0.036    -.0196374   -.0006947
          3  |  -.0105535   .0051526    -2.05   0.044    -.0208204   -.0002866
          4  |   .0156956   .0083815     1.87   0.065    -.0010049    .0323961
          5  |     .06804   .0172857     3.94   0.000     .0335975    .1024825
          6  |   .1199963   .0176134     6.81   0.000     .0849009    .1550917
          7  |   .1168861   .0176471     6.62   0.000     .0817235    .1520486
             |
       regno |
          2  |   .1093977   .0218964     5.00   0.000     .0657683    .1530272
          3  |   .0323305   .0138639     2.33   0.022     .0047061    .0599549
          5  |  -.0040665   .0136469    -0.30   0.767    -.0312586    .0231256
          6  |   .0029278   .0161266     0.18   0.856    -.0292053    .0350608
          7  |   .0032796   .0303806     0.11   0.914     -.057255    .0638142
          8  |  -.0259124   .0087974    -2.95   0.004    -.0434416   -.0083833
          9  |  -.0272445   .0151085    -1.80   0.075    -.0573488    .0028598
         10  |   -.019335   .0198784    -0.97   0.334    -.0589436    .0202735
         11  |  -.0145289   .0160547    -0.90   0.368    -.0465185    .0174607
         12  |  -.0240505   .0076884    -3.13   0.003    -.0393699    -.008731
         13  |  -.0303517   .0094963    -3.20   0.002    -.0492734   -.0114299
         14  |  -.0102186   .0143311    -0.71   0.478     -.038774    .0183368
         15  |  -.0031536   .0101957    -0.31   0.758    -.0234689    .0171617
         16  |   .0156658   .0355816     0.44   0.661    -.0552322    .0865637
         17  |   .0131927    .025083     0.53   0.600    -.0367864    .0631717
         18  |  -.0050097   .0224194    -0.22   0.824    -.0496814    .0396619
         19  |   .0043464    .016213     0.27   0.789    -.0279587    .0366514
         20  |  -.0137811   .0155424    -0.89   0.378    -.0447501    .0171878
         21  |   -.013198   .0099657    -1.32   0.189    -.0330551     .006659
         22  |   .0092578   .0114894     0.81   0.423    -.0136354     .032151
         23  |  -.0177207   .0072253    -2.45   0.017    -.0321175   -.0033239
         24  |  -.0208734   .0220893    -0.94   0.348    -.0648874    .0231406
         25  |  -.0257663   .0267061    -0.96   0.338    -.0789793    .0274468
         26  |  -.0281243   .0229503    -1.23   0.224    -.0738538    .0176052
         27  |   .0061392   .0162169     0.38   0.706    -.0261737    .0384522
         28  |   .0053178   .0188626     0.28   0.779    -.0322667    .0429022
         29  |  -.0070078   .0257611    -0.27   0.786    -.0583379    .0443223
         30  |   .0011768   .0163147     0.07   0.943    -.0313309    .0336846
         31  |   .0122377   .0235012     0.52   0.604    -.0345895    .0590649
         32  |   -.009936   .0176584    -0.56   0.575     -.045121    .0252491
         33  |   .0050772   .0209171     0.24   0.809    -.0366011    .0467555
         34  |  -.0045299   .0390159    -0.12   0.908    -.0822709     .073211
         35  |  -.0059397   .0171007    -0.35   0.729    -.0400137    .0281342
         36  |   -.006802   .0110145    -0.62   0.539     -.028749    .0151449
         37  |   .0134639   .0097512     1.38   0.172    -.0059658    .0328936
         38  |  -.0088607    .015177    -0.58   0.561    -.0391014    .0213801
         39  |   .0083892   .0140053     0.60   0.551    -.0195169    .0362953
         40  |   .0041821   .0128919     0.32   0.747    -.0215056    .0298697
         41  |  -.0134705   .0148285    -0.91   0.367     -.043017    .0160759
         42  |  -.0078215     .03164    -0.25   0.805    -.0708655    .0552225
         43  |  -.0037976   .0226096    -0.17   0.867    -.0488483     .041253
         44  |  -.0181274   .0252245    -0.72   0.475    -.0683883    .0321335
         46  |  -.0400218   .0154351    -2.59   0.011     -.070777   -.0092667
         47  |    .011096   .0188329     0.59   0.558    -.0264294    .0486213
         49  |   .0197227   .0201856     0.98   0.332     -.020498    .0599434
         50  |   .0125316   .0216168     0.58   0.564    -.0305409     .055604
         51  |   .0265413   .0188764     1.41   0.164    -.0110707    .0641533
         52  |   .0076042    .019869     0.38   0.703    -.0319856    .0471941
         53  |  -.0124157   .0096785    -1.28   0.204    -.0317004    .0068691
         54  |   .0045663   .0157999     0.29   0.773    -.0269158    .0360483
         55  |   .0110526   .0126907     0.87   0.387    -.0142342    .0363393
         56  |   .0236877   .0194271     1.22   0.227    -.0150218    .0623971
         58  |   .0314026   .0282464     1.11   0.270    -.0248795    .0876848
         59  |   .0222406   .0231067     0.96   0.339    -.0238004    .0682816
         61  |   .0191776   .0193863     0.99   0.326    -.0194504    .0578056
         62  |   .0365197   .0245928     1.48   0.142    -.0124825    .0855219
         63  |   .0116152   .0145657     0.80   0.428    -.0174076     .040638
         64  |   .0020622   .0118315     0.17   0.862    -.0215125     .025637
         65  |   .0013711   .0046633     0.29   0.770    -.0079207    .0106629
         66  |  -.0053337   .0167513    -0.32   0.751    -.0387115    .0280441
         69  |  -.0186124   .0137556    -1.35   0.180     -.046021    .0087963
         70  |  -.0399542    .035725    -1.12   0.267    -.1111378    .0312294
         71  |  -.0029947   .0122689    -0.24   0.808     -.027441    .0214515
         72  |   .0657779   .0187749     3.50   0.001      .028368    .1031878
         75  |    .043944   .0170124     2.58   0.012      .010046     .077842
         77  |  -.0023749   .0064466    -0.37   0.714      -.01522    .0104702
         79  |   .0569781   .0135708     4.20   0.000     .0299377    .0840186
         82  |   .0123257    .009425     1.31   0.195     -.006454    .0311055
         83  |   .0067292   .0103254     0.65   0.517    -.0138446    .0273029
         84  |  -.0039431   .0044068    -0.89   0.374    -.0127238    .0048376
         85  |   .0108405    .014895     0.73   0.469    -.0188384    .0405195
         87  |   .0855891   .0160841     5.32   0.000     .0535408    .1176375
         88  |   .0132717   .0057755     2.30   0.024     .0017637    .0247797
         89  |  -.0390687   .0088565    -4.41   0.000    -.0567156   -.0214217
             |
regno#c.time |
          1  |  -.0096381   .0018224    -5.29   0.000    -.0132692   -.0060069
          2  |  -.0235895   .0031065    -7.59   0.000    -.0297794   -.0173996
          3  |  -.0119628   .0034755    -3.44   0.001    -.0188879   -.0050378
          5  |  -.0053082   .0030903    -1.72   0.090    -.0114659    .0008494
          6  |  -.0152583   .0020352    -7.50   0.000    -.0193136   -.0112031
          7  |  -.0092413    .002312    -4.00   0.000    -.0138481   -.0046344
          8  |   .0043042   .0015911     2.71   0.008     .0011339    .0074746
          9  |   .0026416   .0021988     1.20   0.233    -.0017396    .0070227
         10  |   .0014139   .0017288     0.82   0.416    -.0020309    .0048587
         11  |  -.0070816   .0012902    -5.49   0.000    -.0096524   -.0045107
         12  |  -.0024179    .001177    -2.05   0.043    -.0047632   -.0000726
         13  |  -.0024775    .001488    -1.67   0.100    -.0054424    .0004873
         14  |  -.0051257   .0020227    -2.53   0.013    -.0091559   -.0010955
         15  |  -.0062386   .0027209    -2.29   0.025      -.01166   -.0008172
         16  |  -.0035359   .0020577    -1.72   0.090    -.0076359    .0005642
         17  |  -.0068135   .0015414    -4.42   0.000    -.0098848   -.0037422
         18  |   -.012898   .0020468    -6.30   0.000    -.0169763   -.0088196
         19  |  -.0086519   .0024128    -3.59   0.001    -.0134595   -.0038443
         20  |  -.0017392    .002315    -0.75   0.455     -.006352    .0028736
         21  |    .001718   .0021346     0.80   0.423    -.0025353    .0059713
         22  |   -.009648   .0015032    -6.42   0.000    -.0126432   -.0066528
         23  |  -.0005009   .0017904    -0.28   0.780    -.0040683    .0030665
         24  |  -.0161949   .0017688    -9.16   0.000    -.0197192   -.0126706
         25  |  -.0027802   .0016757    -1.66   0.101     -.006119    .0005587
         26  |  -.0047611   .0011203    -4.25   0.000    -.0069933   -.0025288
         27  |  -.0023735   .0029998    -0.79   0.431    -.0083506    .0036037
         28  |  -.0060472   .0017352    -3.48   0.001    -.0095047   -.0025897
         29  |  -.0099399   .0017567    -5.66   0.000    -.0134401   -.0064396
         30  |  -.0058179   .0015501    -3.75   0.000    -.0089066   -.0027291
         31  |  -.0156627   .0018973    -8.26   0.000    -.0194432   -.0118822
         32  |  -.0052439   .0019081    -2.75   0.008    -.0090457    -.001442
         33  |  -.0078585   .0021114    -3.72   0.000    -.0120655   -.0036515
         34  |  -.0024368   .0014914    -1.63   0.107    -.0054085     .000535
         35  |  -.0000916   .0016132    -0.06   0.955     -.003306    .0031228
         36  |   -.004559   .0021355    -2.13   0.036    -.0088142   -.0003039
         37  |   -.011319   .0013043    -8.68   0.000    -.0139178   -.0087202
         38  |   -.006736   .0016248    -4.15   0.000    -.0099735   -.0034984
         39  |  -.0088639   .0011586    -7.65   0.000    -.0111726   -.0065553
         40  |  -.0028757   .0015709    -1.83   0.071    -.0060057    .0002543
         41  |  -.0039852   .0016114    -2.47   0.016     -.007196   -.0007744
         42  |  -.0102053   .0019571    -5.21   0.000    -.0141048   -.0063057
         43  |   .0071491   .0015428     4.63   0.000      .004075    .0102231
         44  |   .0120834   .0034018     3.55   0.001     .0053052    .0188616
         46  |   .0152205   .0023775     6.40   0.000     .0104832    .0199579
         47  |   .0121148   .0025504     4.75   0.000     .0070331    .0171966
         49  |  -.0053427   .0019801    -2.70   0.009    -.0092881   -.0013973
         50  |  -.0052429   .0021053    -2.49   0.015    -.0094378   -.0010479
         51  |  -.0086169   .0014053    -6.13   0.000     -.011417   -.0058168
         52  |  -.0049354   .0014346    -3.44   0.001    -.0077938   -.0020769
         53  |    -.00978   .0015281    -6.40   0.000    -.0128249   -.0067351
         54  |  -.0163253   .0018451    -8.85   0.000    -.0200016   -.0126489
         55  |  -.0071771   .0015142    -4.74   0.000    -.0101943   -.0041599
         56  |  -.0073926    .001675    -4.41   0.000    -.0107301   -.0040551
         58  |  -.0124642   .0014787    -8.43   0.000    -.0154106   -.0095178
         59  |  -.0149844   .0009886   -15.16   0.000    -.0169542   -.0130147
         61  |  -.0094606   .0016545    -5.72   0.000    -.0127573   -.0061639
         62  |  -.0158345   .0016245    -9.75   0.000    -.0190714   -.0125977
         63  |  -.0098336   .0012673    -7.76   0.000    -.0123588   -.0073084
         64  |  -.0048856   .0011256    -4.34   0.000    -.0071285   -.0026428
         65  |  -.0117199    .001675    -7.00   0.000    -.0150574   -.0083824
         66  |  -.0067052   .0013405    -5.00   0.000    -.0093763   -.0040341
         69  |  -.0003832    .000654    -0.59   0.560    -.0016862    .0009199
         70  |    .001038   .0025379     0.41   0.684    -.0040188    .0060949
         71  |  -.0144982   .0011198   -12.95   0.000    -.0167294   -.0122671
         72  |  -.0284614   .0014425   -19.73   0.000    -.0313356   -.0255872
         75  |  -.0113522   .0010572   -10.74   0.000    -.0134589   -.0092456
         77  |  -.0076927   .0008696    -8.85   0.000    -.0094254     -.00596
         79  |  -.0111443   .0023014    -4.84   0.000      -.01573   -.0065586
         82  |  -.0127169   .0011636   -10.93   0.000    -.0150355   -.0103984
         83  |  -.0091034   .0017151    -5.31   0.000    -.0125207    -.005686
         84  |  -.0083616   .0015102    -5.54   0.000    -.0113707   -.0053525
         85  |   -.017902   .0018857    -9.49   0.000    -.0216594   -.0141446
         87  |  -.0140161   .0073902    -1.90   0.062    -.0287414    .0007092
         88  |  -.0119023   .0021479    -5.54   0.000    -.0161821   -.0076226
         89  |          0  (omitted)
             |
       _cons |    .350337   .1723593     2.03   0.046     .0069036    .6937704
------------------------------------------------------------------------------

. reg vlargegap sr5a lnpopm urbshf i.agegroup i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        525
                                                F(7, 74)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9521
                                                Root MSE          =     .01971

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
   vlargegap |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
        sr5a |  -.1312833   .0287692    -4.56   0.000    -.1886072   -.0739594
      lnpopm |   -.012539   .0136781    -0.92   0.362    -.0397931    .0147152
      urbshf |   .0240082   .0560695     0.43   0.670    -.0877126    .1357291
             |
    agegroup |
          2  |  -.0059438   .0045081    -1.32   0.191    -.0149264    .0030389
          3  |  -.0031275   .0034667    -0.90   0.370    -.0100352    .0037801
          4  |   .0209745   .0059613     3.52   0.001     .0090963    .0328527
          5  |   .0740068   .0141027     5.25   0.000     .0459065    .1021071
          6  |   .1253477   .0152131     8.24   0.000      .095035    .1556605
          7  |    .124821   .0150978     8.27   0.000      .094738     .154904
             |
       regno |
          2  |   .0990854   .0155466     6.37   0.000     .0681082    .1300627
          3  |   .0274937   .0112889     2.44   0.017     .0050002    .0499872
          5  |  -.0031361   .0118865    -0.26   0.793    -.0268205    .0205482
          6  |   .0054452   .0152303     0.36   0.722    -.0249019    .0357923
          7  |  -.0019426   .0290613    -0.07   0.947    -.0598484    .0559633
          8  |   -.026858   .0084621    -3.17   0.002     -.043719    -.009997
          9  |  -.0227852   .0139996    -1.63   0.108    -.0506799    .0051096
         10  |  -.0129955   .0183079    -0.71   0.480    -.0494748    .0234837
         11  |  -.0103929   .0148831    -0.70   0.487    -.0400482    .0192624
         12  |  -.0272052   .0078822    -3.45   0.001    -.0429108   -.0114996
         13  |  -.0324593   .0090937    -3.57   0.001    -.0505788   -.0143398
         14  |  -.0067484   .0131342    -0.51   0.609    -.0329189    .0194221
         15  |  -.0036166   .0088722    -0.41   0.685    -.0212949    .0140617
         16  |   .0096925   .0346367     0.28   0.780    -.0593227    .0787077
         17  |   .0052684   .0254333     0.21   0.836    -.0454086    .0559454
         18  |  -.0009839   .0204973    -0.05   0.962    -.0418257    .0398579
         19  |   .0041931   .0143213     0.29   0.771    -.0243426    .0327289
         20  |  -.0093184   .0141328    -0.66   0.512    -.0374786    .0188418
         21  |  -.0147109   .0096329    -1.53   0.131     -.033905    .0044831
         22  |   .0051574   .0115134     0.45   0.656    -.0177836    .0280984
         23  |  -.0200955   .0073616    -2.73   0.008    -.0347638   -.0054272
         24  |  -.0148095   .0206489    -0.72   0.476    -.0559534    .0263344
         25  |  -.0195554   .0246618    -0.79   0.430    -.0686951    .0295843
         26  |  -.0228216   .0212782    -1.07   0.287    -.0652193    .0195761
         27  |   .0037188   .0142756     0.26   0.795     -.024726    .0321636
         28  |   .0003372   .0187244     0.02   0.986     -.036972    .0376463
         29  |  -.0017505   .0236376    -0.07   0.941    -.0488495    .0453485
         30  |  -.0004077   .0153816    -0.03   0.979    -.0310563    .0302408
         31  |   .0134814   .0213272     0.63   0.529    -.0290139    .0559768
         32  |  -.0079119   .0161207    -0.49   0.625    -.0400332    .0242093
         33  |   .0051609   .0187932     0.27   0.784    -.0322854    .0426072
         34  |    .000791   .0371906     0.02   0.983    -.0733129    .0748948
         35  |  -.0095641    .016762    -0.57   0.570    -.0429632     .023835
         36  |  -.0057859    .010321    -0.56   0.577    -.0263509    .0147791
         37  |   .0087671   .0098647     0.89   0.377    -.0108889     .028423
         38  |  -.0087418   .0139499    -0.63   0.533    -.0365375    .0190539
         39  |   .0017228   .0141438     0.12   0.903    -.0264594     .029905
         40  |  -.0010651   .0126517    -0.08   0.933    -.0262741     .024144
         41  |  -.0127259   .0136179    -0.93   0.353    -.0398602    .0144083
         42  |   .0005137   .0304161     0.02   0.987    -.0600917    .0611192
         43  |  -.0038772   .0210248    -0.18   0.854      -.04577    .0380157
         44  |  -.0172359   .0241011    -0.72   0.477    -.0652585    .0307867
         46  |  -.0368818   .0147304    -2.50   0.014    -.0662326   -.0075309
         47  |   .0125544    .017873     0.70   0.485    -.0230583    .0481672
         49  |   .0162155   .0192324     0.84   0.402    -.0221059    .0545369
         50  |   .0114856   .0197633     0.58   0.563    -.0278937    .0508649
         51  |   .0195099   .0187238     1.04   0.301    -.0177981    .0568178
         52  |   .0016929   .0192608     0.09   0.930    -.0366851    .0400708
         53  |  -.0123467   .0092435    -1.34   0.186    -.0307648    .0060714
         54  |   .0067274   .0143994     0.47   0.642     -.021964    .0354189
         55  |    .009024     .01199     0.75   0.454    -.0148665    .0329146
         56  |   .0146556   .0190761     0.77   0.445    -.0233544    .0526655
         58  |   .0193945   .0278292     0.70   0.488    -.0360565    .0748454
         59  |   .0143063     .02293     0.62   0.535    -.0313826    .0599953
         61  |   .0156119    .017922     0.87   0.387    -.0200984    .0513223
         62  |    .028017   .0239452     1.17   0.246    -.0196949    .0757288
         63  |   .0068885   .0145748     0.47   0.638    -.0221525    .0359295
         64  |  -.0014692   .0112607    -0.13   0.897    -.0239066    .0209682
         65  |    .000571   .0039945     0.14   0.887    -.0073883    .0085303
         66  |  -.0041589   .0153815    -0.27   0.788    -.0348072    .0264893
         69  |  -.0168204   .0130137    -1.29   0.200    -.0427508      .00911
         70  |  -.0336825   .0345935    -0.97   0.333    -.1026115    .0352466
         71  |  -.0004742   .0119956    -0.04   0.969    -.0243759    .0234275
         72  |   .0570874   .0174457     3.27   0.002     .0223262    .0918487
         75  |   .0315785   .0154965     2.04   0.045     .0007009     .062456
         77  |  -.0009744   .0060595    -0.16   0.873    -.0130483    .0110995
         79  |   .0494807   .0128126     3.86   0.000     .0239509    .0750104
         82  |   .0131338   .0094655     1.39   0.169    -.0057267    .0319942
         83  |   .0041957    .009843     0.43   0.671     -.015417    .0238084
         84  |  -.0031038   .0040108    -0.77   0.441    -.0110954    .0048878
         85  |   .0194025   .0147665     1.31   0.193    -.0100204    .0488255
         87  |   .0834685   .0160256     5.21   0.000     .0515368    .1154002
         88  |   .0114058   .0051707     2.21   0.031     .0011028    .0217087
         89  |  -.0311342    .005257    -5.92   0.000     -.041609   -.0206594
             |
regno#c.time |
          1  |  -.0076603   .0010016    -7.65   0.000     -.009656   -.0056646
          2  |  -.0210807   .0019857   -10.62   0.000    -.0250372   -.0171242
          3  |  -.0092277   .0022513    -4.10   0.000    -.0137135   -.0047418
          5  |  -.0027676    .002052    -1.35   0.182    -.0068564    .0013211
          6  |  -.0146618   .0014773    -9.92   0.000    -.0176054   -.0117182
          7  |  -.0083267   .0022634    -3.68   0.000    -.0128366   -.0038168
          8  |   .0060974   .0014262     4.28   0.000     .0032556    .0089391
          9  |   .0045799   .0014175     3.23   0.002     .0017556    .0074043
         10  |   .0025109   .0013119     1.91   0.060    -.0001032    .0051249
         11  |  -.0058922    .000838    -7.03   0.000     -.007562   -.0042223
         12  |   .0000301   .0006476     0.05   0.963    -.0012602    .0013205
         13  |  -.0000382   .0008026    -0.05   0.962    -.0016374     .001561
         14  |  -.0031179   .0012122    -2.57   0.012    -.0055332   -.0007026
         15  |   -.003237   .0016532    -1.96   0.054     -.006531     .000057
         16  |  -.0032128    .002028    -1.58   0.117    -.0072537    .0008282
         17  |   -.005273   .0014794    -3.56   0.001    -.0082208   -.0023251
         18  |  -.0109181   .0012727    -8.58   0.000    -.0134541   -.0083822
         19  |  -.0062778   .0015676    -4.00   0.000    -.0094013   -.0031544
         20  |    .000024   .0015975     0.01   0.988    -.0031591     .003207
         21  |   .0041424   .0014294     2.90   0.005     .0012942    .0069906
         22  |  -.0079391   .0011156    -7.12   0.000    -.0101619   -.0057163
         23  |   .0018736   .0010374     1.81   0.075    -.0001934    .0039406
         24  |  -.0138851   .0009379   -14.80   0.000    -.0157538   -.0120163
         25  |  -.0010258   .0010225    -1.00   0.319    -.0030632    .0010116
         26  |  -.0030245   .0005772    -5.24   0.000    -.0041747   -.0018744
         27  |   .0005164   .0018298     0.28   0.779    -.0031295    .0041624
         28  |  -.0042058   .0011514    -3.65   0.000    -.0065001   -.0019115
         29  |  -.0085254   .0012594    -6.77   0.000    -.0110348   -.0060159
         30  |  -.0040559   .0011431    -3.55   0.001    -.0063336   -.0017782
         31  |  -.0134562   .0011439   -11.76   0.000    -.0157355    -.011177
         32  |   -.003104   .0011568    -2.68   0.009     -.005409    -.000799
         33  |  -.0056731   .0013899    -4.08   0.000    -.0084425   -.0029037
         34  |  -.0008122   .0009326    -0.87   0.387    -.0026706    .0010461
         35  |   .0022512   .0007839     2.87   0.005     .0006892    .0038132
         36  |  -.0029959   .0017317    -1.73   0.088    -.0064464    .0004547
         37  |  -.0094708   .0010764    -8.80   0.000    -.0116157    -.007326
         38  |  -.0046191   .0009839    -4.69   0.000    -.0065795   -.0026587
         39  |  -.0069321   .0009776    -7.09   0.000    -.0088799   -.0049842
         40  |  -.0007378   .0010031    -0.74   0.464    -.0027366     .001261
         41  |  -.0018174   .0009566    -1.90   0.061    -.0037235    .0000887
         42  |  -.0089713   .0018287    -4.91   0.000     -.012615   -.0053275
         43  |    .009114   .0013422     6.79   0.000     .0064396    .0117883
         44  |   .0142787   .0031443     4.54   0.000     .0080136    .0205438
         46  |   .0166812    .002112     7.90   0.000      .012473    .0208895
         47  |   .0131826   .0024999     5.27   0.000     .0082015    .0181638
         49  |  -.0042204   .0018434    -2.29   0.025    -.0078935   -.0005473
         50  |  -.0038088   .0018672    -2.04   0.045    -.0075292   -.0000884
         51  |  -.0069619   .0010276    -6.78   0.000    -.0090094   -.0049144
         52  |  -.0024125   .0006117    -3.94   0.000    -.0036313   -.0011937
         53  |  -.0074115   .0007659    -9.68   0.000    -.0089376   -.0058854
         54  |  -.0141651   .0010907   -12.99   0.000    -.0163384   -.0119918
         55  |  -.0053793   .0008454    -6.36   0.000    -.0070638   -.0036949
         56  |  -.0047633   .0008894    -5.36   0.000    -.0065355    -.002991
         58  |  -.0100419   .0007778   -12.91   0.000    -.0115917    -.008492
         59  |   -.013488   .0006978   -19.33   0.000    -.0148783   -.0120976
         61  |  -.0074335   .0009524    -7.80   0.000    -.0093313   -.0055358
         62  |  -.0141744   .0009687   -14.63   0.000    -.0161046   -.0122441
         63  |  -.0079702     .00071   -11.23   0.000    -.0093849   -.0065556
         64  |  -.0027011   .0005224    -5.17   0.000     -.003742   -.0016602
         65  |  -.0096281   .0011123    -8.66   0.000    -.0118444   -.0074117
         66  |   -.004702   .0007433    -6.33   0.000    -.0061831   -.0032209
         69  |   .0007866   .0007465     1.05   0.295    -.0007009     .002274
         70  |   .0009332   .0022236     0.42   0.676    -.0034974    .0053638
         71  |   -.012919   .0007682   -16.82   0.000    -.0144498   -.0113882
         72  |  -.0262856    .000799   -32.90   0.000    -.0278776   -.0246935
         75  |  -.0089505   .0005944   -15.06   0.000    -.0101348   -.0077662
         77  |  -.0071419   .0007838    -9.11   0.000    -.0087037   -.0055801
         79  |  -.0099194   .0023167    -4.28   0.000    -.0145355   -.0053033
         82  |  -.0133678   .0011198   -11.94   0.000     -.015599   -.0111365
         83  |  -.0092771   .0015707    -5.91   0.000    -.0124068   -.0061473
         84  |  -.0082661   .0014522    -5.69   0.000    -.0111597   -.0053725
         85  |  -.0202589   .0012704   -15.95   0.000    -.0227903   -.0177275
         87  |  -.0193163   .0054235    -3.56   0.001    -.0301229   -.0085096
         88  |  -.0126484   .0019004    -6.66   0.000    -.0164351   -.0088617
         89  |          0  (omitted)
             |
       _cons |   .2728149    .163551     1.67   0.100    -.0530676    .5986974
------------------------------------------------------------------------------

. reg vlargegap sr15a lnpopm urbshf i.agegroup i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        525
                                                F(7, 74)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9488
                                                Root MSE          =     .02037

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
   vlargegap |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr15a |  -.1443091   .1047703    -1.38   0.173    -.3530685    .0644502
      lnpopm |  -.0117528   .0164042    -0.72   0.476    -.0444388    .0209332
      urbshf |   .0368016   .0684074     0.54   0.592    -.0995031    .1731063
             |
    agegroup |
          2  |  -.0117502   .0072016    -1.63   0.107    -.0260997    .0025992
          3  |  -.0072895   .0096405    -0.76   0.452    -.0264986    .0119197
          4  |   .0224364   .0149639     1.50   0.138    -.0073798    .0522527
          5  |   .0834074   .0223936     3.72   0.000     .0387872    .1280276
          6  |   .1339551   .0227197     5.90   0.000     .0886851     .179225
          7  |   .1339001   .0215888     6.20   0.000     .0908836    .1769167
             |
       regno |
          2  |   .0952793   .0430595     2.21   0.030     .0094814    .1810772
          3  |   .0216997   .0181352     1.20   0.235    -.0144355    .0578349
          5  |  -.0072849   .0145184    -0.50   0.617    -.0362135    .0216437
          6  |    -.00593   .0173421    -0.34   0.733    -.0404848    .0286248
          7  |  -.0069133   .0426223    -0.16   0.872    -.0918401    .0780135
          8  |  -.0218617   .0127036    -1.72   0.089    -.0471742    .0034508
          9  |  -.0237457   .0163221    -1.45   0.150    -.0562683    .0087769
         10  |  -.0152296    .021342    -0.71   0.478    -.0577545    .0272953
         11  |  -.0108482   .0206074    -0.53   0.600    -.0519094    .0302131
         12  |  -.0226137   .0139256    -1.62   0.109    -.0503611    .0051337
         13  |  -.0303715   .0177441    -1.71   0.091    -.0657274    .0049843
         14  |  -.0073444   .0154087    -0.48   0.635     -.038047    .0233582
         15  |  -.0032924   .0114895    -0.29   0.775    -.0261857     .019601
         16  |   .0028078   .0478619     0.06   0.953    -.0925591    .0981747
         17  |   .0095995   .0349585     0.27   0.784    -.0600568    .0792559
         18  |  -.0000844   .0240651    -0.00   0.997    -.0480351    .0478663
         19  |     .00344   .0172444     0.20   0.842    -.0309202    .0378002
         20  |  -.0137986   .0166812    -0.83   0.411    -.0470367    .0194395
         21  |  -.0154391   .0123809    -1.25   0.216    -.0401085    .0092303
         22  |   .0059795   .0146624     0.41   0.685     -.023236    .0351951
         23  |   -.019261   .0111344    -1.73   0.088    -.0414468    .0029248
         24  |  -.0110525   .0238354    -0.46   0.644    -.0585457    .0364407
         25  |   -.017019   .0287082    -0.59   0.555    -.0742215    .0401834
         26  |  -.0180635   .0262684    -0.69   0.494    -.0704045    .0342775
         27  |   .0018865   .0172573     0.11   0.913    -.0324994    .0362723
         28  |   .0002311   .0237092     0.01   0.992    -.0470105    .0474726
         29  |  -.0005945   .0276317    -0.02   0.983    -.0556518    .0544629
         30  |   .0018035   .0195222     0.09   0.927    -.0370953    .0407023
         31  |   .0166814   .0250567     0.67   0.508    -.0332452    .0666081
         32  |  -.0066779   .0188862    -0.35   0.725    -.0443096    .0309538
         33  |   .0077926   .0223242     0.35   0.728    -.0366893    .0522746
         34  |   .0105546   .0485558     0.22   0.829     -.086195    .1073042
         35  |  -.0069892   .0218057    -0.32   0.749    -.0504381    .0364597
         36  |  -.0022095   .0125409    -0.18   0.861    -.0271979    .0227788
         37  |   .0125394   .0129185     0.97   0.335    -.0132012    .0382801
         38  |  -.0059417   .0166882    -0.36   0.723    -.0391937    .0273104
         39  |   .0061577   .0181655     0.34   0.736     -.030038    .0423533
         40  |   .0006769   .0151602     0.04   0.965    -.0295305    .0308844
         41  |  -.0086087   .0158792    -0.54   0.589    -.0402487    .0230312
         42  |   .0088809   .0346017     0.26   0.798    -.0600644    .0778262
         43  |   .0088428   .0241287     0.37   0.715    -.0392347    .0569202
         44  |  -.0013668   .0276668    -0.05   0.961    -.0564942    .0537606
         46  |   -.029484   .0164138    -1.80   0.077    -.0621891    .0032211
         47  |   .0246551    .019973     1.23   0.221     -.015142    .0644523
         49  |   .0193492   .0238441     0.81   0.420    -.0281612    .0668596
         50  |   .0182483   .0232639     0.78   0.435     -.028106    .0646025
         51  |   .0204961   .0227799     0.90   0.371    -.0248937     .065886
         52  |   .0067274   .0237496     0.28   0.778    -.0405947    .0540495
         53  |  -.0093185   .0133377    -0.70   0.487    -.0358944    .0172574
         54  |   .0083011   .0168741     0.49   0.624    -.0253213    .0419235
         55  |   .0101512   .0144866     0.70   0.486     -.018714    .0390164
         56  |   .0165458    .022217     0.74   0.459    -.0277225    .0608142
         58  |   .0204197   .0327935     0.62   0.535    -.0449227    .0857622
         59  |   .0151451   .0283385     0.53   0.595    -.0413205    .0716107
         61  |   .0158365   .0213128     0.74   0.460    -.0266302    .0583033
         62  |   .0243436   .0271405     0.90   0.373    -.0297351    .0784223
         63  |   .0075009   .0184325     0.41   0.685    -.0292266    .0442284
         64  |   .0030947   .0137575     0.22   0.823    -.0243176    .0305071
         65  |   .0010842     .00547     0.20   0.843     -.009815    .0119835
         66  |   .0002328    .017924     0.01   0.990    -.0354815    .0359471
         69  |  -.0084852   .0147442    -0.58   0.567    -.0378636    .0208932
         70  |  -.0157327   .0396272    -0.40   0.692    -.0946916    .0632262
         71  |   .0041283   .0140585     0.29   0.770    -.0238839    .0321405
         72  |   .0596534   .0205318     2.91   0.005     .0187429     .100564
         75  |   .0387506   .0197863     1.96   0.054    -.0006744    .0781756
         77  |   .0013117   .0084401     0.16   0.877    -.0155056    .0181291
         79  |   .0686202   .0227362     3.02   0.003     .0233174     .113923
         82  |   .0100131   .0127415     0.79   0.434    -.0153749    .0354011
         83  |   .0074975    .013743     0.55   0.587     -.019886     .034881
         84  |   .0022161   .0046003     0.48   0.631    -.0069501    .0113824
         85  |    .017516   .0180369     0.97   0.335    -.0184234    .0534553
         87  |   .0895411   .0284342     3.15   0.002     .0328846    .1461975
         88  |   .0144466   .0060483     2.39   0.019     .0023951    .0264981
         89  |  -.0363783   .0197068    -1.85   0.069    -.0756448    .0028883
             |
regno#c.time |
          1  |  -.0095013   .0045871    -2.07   0.042    -.0186412   -.0003614
          2  |  -.0223033   .0074538    -2.99   0.004    -.0371553   -.0074514
          3  |  -.0100786   .0078351    -1.29   0.202    -.0256905    .0055332
          5  |  -.0036627   .0069878    -0.52   0.602    -.0175862    .0102609
          6  |  -.0143772   .0041682    -3.45   0.001    -.0226826   -.0060718
          7  |  -.0103312   .0040037    -2.58   0.012    -.0183087   -.0023538
          8  |   .0033664   .0035132     0.96   0.341    -.0036339    .0103667
          9  |   .0031353   .0055971     0.56   0.577    -.0080172    .0142878
         10  |   .0022465   .0040395     0.56   0.580    -.0058024    .0102955
         11  |  -.0066676    .003182    -2.10   0.040    -.0130079   -.0003273
         12  |  -.0030522   .0036528    -0.84   0.406    -.0103306    .0042262
         13  |  -.0030341   .0043677    -0.69   0.489    -.0117368    .0056687
         14  |  -.0044901   .0050467    -0.89   0.377    -.0145458    .0055656
         15  |  -.0053991   .0066493    -0.81   0.419    -.0186481    .0078499
         16  |  -.0044926   .0033965    -1.32   0.190    -.0112603    .0022751
         17  |  -.0083425   .0031733    -2.63   0.010    -.0146654   -.0020196
         18  |  -.0120838   .0050333    -2.40   0.019    -.0221128   -.0020547
         19  |  -.0075586   .0057953    -1.30   0.196    -.0191059    .0039887
         20  |  -.0003367   .0053815    -0.06   0.950    -.0110596    .0103862
         21  |   .0020946   .0055282     0.38   0.706    -.0089206    .0131098
         22  |  -.0100698   .0039539    -2.55   0.013    -.0179481   -.0021915
         23  |  -.0006808   .0049482    -0.14   0.891    -.0105404    .0091787
         24  |  -.0159938   .0045879    -3.49   0.001    -.0251354   -.0068523
         25  |  -.0024313   .0042959    -0.57   0.573    -.0109911    .0061285
         26  |  -.0048725   .0031501    -1.55   0.126    -.0111492    .0014043
         27  |  -.0012671   .0072743    -0.17   0.862    -.0157614    .0132272
         28  |    -.00617   .0045732    -1.35   0.181    -.0152822    .0029422
         29  |  -.0093322   .0042297    -2.21   0.030      -.01776   -.0009043
         30  |  -.0056977    .003944    -1.44   0.153    -.0135564    .0021609
         31  |  -.0151845   .0048467    -3.13   0.002    -.0248418   -.0055273
         32  |  -.0045395   .0047535    -0.95   0.343    -.0140111     .004932
         33  |    -.00758   .0053754    -1.41   0.163    -.0182907    .0031306
         34  |  -.0024037   .0032787    -0.73   0.466    -.0089366    .0041292
         35  |  -.0001253   .0043482    -0.03   0.977    -.0087893    .0085388
         36  |  -.0052307   .0046319    -1.13   0.262      -.01446    .0039985
         37  |  -.0119357   .0034673    -3.44   0.001    -.0188444   -.0050269
         38  |  -.0066797   .0044334    -1.51   0.136    -.0155133     .002154
         39  |  -.0099615   .0032339    -3.08   0.003    -.0164052   -.0035177
         40  |  -.0031129   .0043861    -0.71   0.480    -.0118525    .0056267
         41  |   -.004248   .0045003    -0.94   0.348    -.0132151    .0047192
         42  |  -.0115705    .003484    -3.32   0.001    -.0185124   -.0046285
         43  |   .0054592   .0029061     1.88   0.064    -.0003314    .0112498
         44  |   .0090797   .0046847     1.94   0.056    -.0002548    .0184142
         46  |   .0136424   .0036274     3.76   0.000     .0064147    .0208702
         47  |   .0097262   .0029916     3.25   0.002     .0037654     .015687
         49  |  -.0061757   .0037621    -1.64   0.105    -.0136719    .0013204
         50  |  -.0062898   .0040492    -1.55   0.125     -.014358    .0017785
         51  |   -.008868   .0036924    -2.40   0.019    -.0162252   -.0015108
         52  |  -.0050651   .0038621    -1.31   0.194    -.0127606    .0026303
         53  |  -.0099587   .0042926    -2.32   0.023    -.0185119   -.0014055
         54  |  -.0159606   .0048042    -3.32   0.001    -.0255332    -.006388
         55  |  -.0070969   .0040251    -1.76   0.082     -.015117    .0009232
         56  |    -.00753   .0047067    -1.60   0.114    -.0169083    .0018484
         58  |  -.0129415   .0043224    -2.99   0.004    -.0215541    -.004329
         59  |  -.0158827    .002909    -5.46   0.000    -.0216791   -.0100863
         61  |  -.0082584   .0036797    -2.24   0.028    -.0155903   -.0009265
         62  |  -.0155747   .0042204    -3.69   0.000     -.023984   -.0071654
         63  |  -.0098811   .0035289    -2.80   0.007    -.0169126   -.0028497
         64  |  -.0051193   .0032743    -1.56   0.122    -.0116435    .0014049
         65  |  -.0110517   .0037692    -2.93   0.004    -.0185621   -.0035414
         66  |   -.006894   .0038078    -1.81   0.074    -.0144813    .0006933
         69  |  -.0014696   .0009414    -1.56   0.123    -.0033453    .0004062
         70  |  -.0016799    .003902    -0.43   0.668    -.0094548     .006095
         71  |  -.0150892   .0030613    -4.93   0.000    -.0211889   -.0089894
         72  |  -.0284372    .003924    -7.25   0.000    -.0362558   -.0206185
         75  |  -.0123248   .0033611    -3.67   0.000    -.0190219   -.0056277
         77  |  -.0084141   .0017604    -4.78   0.000    -.0119217   -.0049065
         79  |  -.0140678   .0023333    -6.03   0.000     -.018717   -.0094187
         82  |  -.0134274    .001285   -10.45   0.000    -.0159877    -.010867
         83  |    -.01093   .0018464    -5.92   0.000     -.014609   -.0072509
         84  |  -.0100263   .0015274    -6.56   0.000    -.0130698   -.0069828
         85  |  -.0187479    .003376    -5.55   0.000    -.0254749    -.012021
         87  |  -.0177358   .0134898    -1.31   0.193    -.0446149    .0091433
         88  |  -.0133331   .0027439    -4.86   0.000    -.0188005   -.0078657
         89  |          0  (omitted)
             |
       _cons |   .2601933   .1870679     1.39   0.168    -.1125477    .6329344
------------------------------------------------------------------------------

. clear;

. *  Divorce regressions (diffeent age groups than previous regressions);
. use data_5yr_stacked_div;

. gen time=0 if agegroup==1;
(356 missing values generated)

. replace time=1 if agegroup==2;
(89 real changes made)

. replace time=2 if agegroup==3;
(89 real changes made)

. replace time=3 if agegroup==4;
(89 real changes made)

. replace time=4 if agegroup==5;
(89 real changes made)

. quietly tab agegroup, gen(agegroup);

. gen lgreg=0;

. replace lgreg=1 if north==1;
(30 real changes made)

. replace lgreg=2 if norwest==1;
(25 real changes made)

. replace lgreg=3 if central==1;
(60 real changes made)

. replace lgreg=3 if regno==16;
(5 real changes made)

. replace lgreg=4 if cenchern==1;
(25 real changes made)

. replace lgreg=5 if volga==1;
(25 real changes made)

. replace lgreg=6 if povolzh==1;
(40 real changes made)

. replace lgreg=7 if ncauc==1;
(50 real changes made)

. replace lgreg=8 if urals==1;
(40 real changes made)

. replace lgreg=9 if esib==1;
(50 real changes made)

. replace lgreg=10 if wsib==1;
(45 real changes made)

. replace lgreg=11 if fareast==1;
(50 real changes made)

. gen lnpop=log(pop);
(70 missing values generated)

. gen lnpopu=log(popu);
(70 missing values generated)

. gen lnpopr=log(popr);
(80 missing values generated)

. gen urbsh=(popmu+popfu)/(popm+popf) ;
(70 missing values generated)

. *  Age 18-49;
. *  Divorces per 1000 married population in each age group;
. reg divr sr10a lnpop urbsh i.agegroup i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        375
                                                F(5, 74)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9391
                                                Root MSE          =     1.6811

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
        divr |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr10a |  -9.378914   5.250089    -1.79   0.078    -19.83995    1.082117
       lnpop |  -1.980857   1.982865    -1.00   0.321    -5.931801    1.970087
       urbsh |   7.694902   9.089734     0.85   0.400    -10.41679    25.80659
             |
    agegroup |
          2  |   5.959324    1.72347     3.46   0.001     2.525234    9.393413
          3  |    2.70015   1.442134     1.87   0.065    -.1733637    5.573664
          4  |  -1.734184   2.196041    -0.79   0.432    -6.109891    2.641524
          5  |   -8.92945   1.906841    -4.68   0.000    -12.72891   -5.129986
             |
       regno |
          2  |   1.736004   2.785573     0.62   0.535     -3.81437    7.286379
          3  |   3.986754   1.968569     2.03   0.046     .0642943    7.909214
          5  |   1.291398   2.333524     0.55   0.582     -3.35825    5.941046
          6  |   8.362449   2.486262     3.36   0.001     3.408463    13.31643
          7  |   11.43302    3.50474     3.26   0.002     4.449678    18.41637
          8  |   11.72389   1.558087     7.52   0.000     8.619329    14.82844
          9  |    1.51693   2.060349     0.74   0.464    -2.588405    5.622265
         10  |    .584183   3.061339     0.19   0.849    -5.515667    6.684033
         11  |   2.519523   2.807452     0.90   0.372    -3.074448    8.113494
         12  |   10.91182   1.205172     9.05   0.000     8.510466    13.31318
         13  |    8.63013   1.051298     8.21   0.000     6.535373    10.72489
         14  |   4.846414   2.077823     2.33   0.022      .706261    8.986568
         15  |   3.446455   1.778788     1.94   0.056    -.0978565    6.990767
         16  |   8.780785     3.9965     2.20   0.031     .8175843    16.74398
         17  |   22.01888   3.840168     5.73   0.000     14.36718    29.67058
         18  |   3.034046   3.162375     0.96   0.340    -3.267123    9.335216
         19  |   10.58883   2.750355     3.85   0.000     5.108624    16.06903
         20  |   1.809777   2.470484     0.73   0.466     -3.11277    6.732325
         21  |   5.861571    1.85122     3.17   0.002     2.172935    9.550207
         22  |   13.31211   1.607886     8.28   0.000     10.10833    16.51589
         23  |   4.355879   1.106207     3.94   0.000     2.151714    6.560044
         24  |  -3.421655     2.9101    -1.18   0.243    -9.220155    2.376845
         25  |  -1.447785   3.931558    -0.37   0.714    -9.281587    6.386016
         26  |   -1.58557   3.545575    -0.45   0.656    -8.650283    5.479143
         27  |   4.171865   3.029106     1.38   0.173    -1.863761    10.20749
         28  |   8.235754   3.161581     2.60   0.011     1.936167    14.53534
         29  |   2.807932   3.863602     0.73   0.470    -4.890463    10.50633
         30  |   7.982088   3.164673     2.52   0.014     1.676339    14.28784
         31  |   8.690075   3.865069     2.25   0.028     .9887577    16.39139
         32  |   12.68143   2.656688     4.77   0.000     7.387869      17.975
         33  |     9.7346   3.454478     2.82   0.006     2.851402     16.6178
         34  |  -4.101038   4.103163    -1.00   0.321    -12.27677    4.074693
         35  |   .1999633    3.34692     0.06   0.953    -6.468921    6.868847
         36  |   3.896907   .9199967     4.24   0.000     2.063773     5.73004
         37  |   11.39451   1.584944     7.19   0.000     8.236442    14.55258
         38  |   4.409998   2.601583     1.70   0.094    -.7737682    9.593765
         39  |   8.725847   1.919448     4.55   0.000     4.901263    12.55043
         40  |     1.2734   2.093267     0.61   0.545    -2.897527    5.444326
         41  |   3.772112    2.39818     1.57   0.120    -1.006366    8.550591
         42  |  -3.706125   3.451455    -1.07   0.286     -10.5833    3.171049
         43  |  -1.838165   3.345697    -0.55   0.584    -8.504612    4.828281
         44  |  -1.269501   2.874412    -0.44   0.660    -6.996893     4.45789
         46  |  -4.586434   1.538076    -2.98   0.004    -7.651117   -1.521751
         47  |  -.8050744   2.268757    -0.35   0.724    -5.325671    3.715522
         49  |   5.173287   4.125941     1.25   0.214    -3.047829     13.3944
         50  |   5.207412   3.938684     1.32   0.190    -2.640588    13.05541
         51  |   12.20958   2.944895     4.15   0.000     6.341745    18.07741
         52  |   .0383872   3.764363     0.01   0.992    -7.462269    7.539044
         53  |     2.3752   1.871638     1.27   0.208     -1.35412     6.10452
         54  |   .0872887   2.339948     0.04   0.970     -4.57516    4.749738
         55  |   3.632171   2.351457     1.54   0.127    -1.053209    8.317552
         56  |   3.139957   2.708082     1.16   0.250    -2.256013    8.535927
         58  |   7.835625   3.441566     2.28   0.026     .9781551     14.6931
         59  |   6.036483   2.876088     2.10   0.039     .3057535    11.76721
         61  |   .6644272   3.560059     0.19   0.852    -6.429146       7.758
         62  |   1.156404   3.081833     0.38   0.709    -4.984283    7.297091
         63  |   .9888516   2.269611     0.44   0.664    -3.533447    5.511151
         64  |   .4639789   2.277587     0.20   0.839    -4.074212     5.00217
         65  |  -3.589699   .2691406   -13.34   0.000    -4.125973   -3.053424
         66  |  -2.297662   2.685979    -0.86   0.395    -7.649592    3.054268
         69  |  -4.782211   1.713098    -2.79   0.007    -8.195633   -1.368789
         70  |  -7.361238   3.927648    -1.87   0.065    -15.18725    .4647715
         71  |   -5.03284   1.283605    -3.92   0.000    -7.590479     -2.4752
         72  |  -.7919725   2.894484    -0.27   0.785    -6.559358    4.975413
         75  |  -1.732842     2.3776    -0.73   0.468    -6.470312    3.004629
         77  |  -2.732439   1.102457    -2.48   0.015    -4.929133   -.5357453
         79  |  -4.747981   1.225385    -3.87   0.000    -7.189615   -2.306347
         82  |   2.528716   1.348174     1.88   0.065    -.1575796    5.215012
         83  |  -2.431206    1.28657    -1.89   0.063    -4.994753    .1323405
         84  |  -4.570055   .4741239    -9.64   0.000    -5.514767   -3.625342
         85  |  -1.957595   2.219835    -0.88   0.381    -6.380713    2.465523
         87  |    8.63916   3.376968     2.56   0.013     1.910406    15.36792
         88  |  -1.586516   1.392725    -1.14   0.258    -4.361581    1.188549
         89  |   4.665523   1.072854     4.35   0.000     2.527814    6.803232
             |
regno#c.time |
          1  |   1.287412   .2375886     5.42   0.000      .814006    1.760817
          2  |   1.130862   .4976151     2.27   0.026     .1393425    2.122382
          3  |   .9226228   .5290662     1.74   0.085    -.1315645     1.97681
          5  |   1.179339   .4584097     2.57   0.012     .2659379     2.09274
          6  |  -.2432326   .3761018    -0.65   0.520    -.9926318    .5061666
          7  |   .6138903   .2724645     2.25   0.027     .0709929    1.156788
          8  |  -.7636871   .1944298    -3.93   0.000    -1.151097   -.3762773
          9  |   .8294639   .2824158     2.94   0.004      .266738     1.39219
         10  |   1.214644   .2597499     4.68   0.000     .6970814    1.732207
         11  |   1.066866    .163448     6.53   0.000     .7411891    1.392544
         12  |  -.7567483   .1309903    -5.78   0.000    -1.017752   -.4957444
         13  |  -.5499521   .1275674    -4.31   0.000    -.8041358   -.2957684
         14  |   .2902906   .2654862     1.09   0.278    -.2387021    .8192834
         15  |   .7210778   .3728078     1.93   0.057    -.0217579    1.463914
         16  |   1.754127   .2472048     7.10   0.000     1.261561    2.246693
         17  |    -1.9775   .1673384   -11.82   0.000    -2.310929   -1.644071
         18  |   .7171635   .3035771     2.36   0.021     .1122729    1.322054
         19  |  -.6237261   .3863878    -1.61   0.111    -1.393621    .1461683
         20  |   .9058106   .3592957     2.52   0.014     .1898984    1.621723
         21  |   .3223728   .3559161     0.91   0.368    -.3868056    1.031551
         22  |    -1.5612   .1727093    -9.04   0.000    -1.905331   -1.217069
         23  |   .8271007    .194853     4.24   0.000     .4388476    1.215354
         24  |   1.597228   .2354121     6.78   0.000     1.128159    2.066297
         25  |   1.679312   .2260504     7.43   0.000     1.228897    2.129727
         26  |   1.646044   .1496663    11.00   0.000     1.347827     1.94426
         27  |   .5502166   .4034556     1.36   0.177    -.2536862    1.354119
         28  |   .3475099   .1896014     1.83   0.071    -.0302793     .725299
         29  |   1.099289   .2585522     4.25   0.000     .5841126    1.614465
         30  |   .2890111   .2381598     1.21   0.229    -.1855326    .7635547
         31  |  -.3586808   .2678714    -1.34   0.185    -.8924262    .1750645
         32  |  -1.422839   .2888594    -4.93   0.000    -1.998404    -.847274
         33  |  -.8243236   .2657014    -3.10   0.003    -1.353745   -.2949019
         34  |   1.802167   .1661238    10.85   0.000     1.471158    2.133175
         35  |   1.628708   .1779232     9.15   0.000     1.274188    1.983228
         36  |   1.012075   .1531891     6.61   0.000     .7068393    1.317311
         37  |  -.0236032   .2185638    -0.11   0.914    -.4591011    .4118947
         38  |   .7147361   .2515612     2.84   0.006     .2134896    1.215983
         39  |  -.1087299   .1132873    -0.96   0.340    -.3344598    .1170001
         40  |   1.340879   .2035262     6.59   0.000     .9353443    1.746414
         41  |   .5294066    .178187     2.97   0.004     .1743614    .8844519
         42  |   2.549688   .1248228    20.43   0.000     2.300973    2.798403
         43  |   2.195997   .1512696    14.52   0.000     1.894586    2.497408
         44  |    1.29613   .4968417     2.61   0.011     .3061516    2.286109
         46  |    2.70205   .2468351    10.95   0.000     2.210221     3.19388
         47  |   2.093522    .257309     8.14   0.000     1.580823    2.606221
         49  |   1.705808   .1641614    10.39   0.000     1.378709    2.032906
         50  |   1.349878   .1699865     7.94   0.000     1.011172    1.688583
         51  |  -.1321512    .175215    -0.75   0.453    -.4812747    .2169723
         52  |   1.698839   .1517698    11.19   0.000     1.396431    2.001247
         53  |   .8071752   .1822697     4.43   0.000     .4439949    1.170356
         54  |    1.47539   .2935502     5.03   0.000     .8904779    2.060301
         55  |   .9786694   .1991838     4.91   0.000     .5817869    1.375552
         56  |   1.179025   .2316809     5.09   0.000     .7173903    1.640659
         58  |   .6327271   .1521435     4.16   0.000     .3295745    .9358797
         59  |   .7178344    .100542     7.14   0.000     .5175001    .9181688
         61  |   1.707651    .305358     5.59   0.000     1.099212     2.31609
         62  |   1.384744   .2552864     5.42   0.000     .8760744    1.893413
         63  |   1.576701   .1965978     8.02   0.000     1.184971     1.96843
         64  |   1.682504   .1536634    10.95   0.000     1.376323    1.988685
         65  |   2.121584   .4368427     4.86   0.000     1.251156    2.992012
         66  |   2.354238   .1845759    12.75   0.000     1.986463    2.722014
         69  |   2.195495   .1043785    21.03   0.000     1.987516    2.403473
         70  |   2.878522   .3885642     7.41   0.000     2.104291    3.652753
         71  |   1.905241    .126466    15.07   0.000     1.653252     2.15723
         72  |   2.265306   .3196232     7.09   0.000     1.628443    2.902169
         75  |   2.282612   .1287339    17.73   0.000     2.026104     2.53912
         77  |   1.778695     .04459    39.89   0.000     1.689847    1.867542
         79  |   3.013528   .3505341     8.60   0.000     2.315074    3.711983
         82  |   1.626486   .0379615    42.85   0.000     1.550846    1.702126
         83  |   2.175573   .1821795    11.94   0.000     1.812573    2.538574
         84  |   2.199777   .1326344    16.59   0.000     1.935497    2.464057
         85  |   3.169115   .1736901    18.25   0.000      2.82303      3.5152
         87  |   2.182021   .9716905     2.25   0.028      .245885    4.118156
         88  |   2.606585   .2920856     8.92   0.000     2.024592    3.188579
         89  |          0  (omitted)
             |
       _cons |   29.60236   22.69649     1.30   0.196    -15.62138     74.8261
------------------------------------------------------------------------------

. reg divr sr5a lnpop urbsh i.agegroup i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        375
                                                F(5, 74)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9402
                                                Root MSE          =     1.6651

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
        divr |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
        sr5a |  -9.152514   4.057494    -2.26   0.027    -17.23725   -1.067779
       lnpop |  -2.058394   2.050774    -1.00   0.319    -6.144651    2.027863
       urbsh |    8.33086   9.036247     0.92   0.360    -9.674255    26.33597
             |
    agegroup |
          2  |   6.285953   1.826016     3.44   0.001     2.647536     9.92437
          3  |   2.994794   1.459686     2.05   0.044     .0863068    5.903281
          4  |  -1.874895   2.102074    -0.89   0.375    -6.063368    2.313578
          5  |  -9.211394   1.628133    -5.66   0.000    -12.45552   -5.967268
             |
       regno |
          2  |    2.17196   2.571307     0.84   0.401    -2.951482    7.295401
          3  |   4.266587   2.058579     2.07   0.042     .1647795    8.368395
          5  |     1.6514   2.451871     0.67   0.503     -3.23406    6.536859
          6  |   8.854724   2.399188     3.69   0.000     4.074237    13.63521
          7  |    11.1803    3.52655     3.17   0.002     4.153492     18.2071
          8  |   11.51521   1.419469     8.11   0.000     8.686855    14.34356
          9  |   1.764514   2.003785     0.88   0.381    -2.228115    5.757143
         10  |   .9949493    2.96966     0.34   0.739    -4.922228    6.912127
         11  |   2.819724   2.664372     1.06   0.293    -2.489154    8.128602
         12  |   10.62307    1.11167     9.56   0.000     8.408019    12.83812
         13  |   8.339595   1.004397     8.30   0.000     6.338291     10.3409
         14  |   5.086461   2.017723     2.52   0.014      1.06606    9.106862
         15  |   3.522452   1.812636     1.94   0.056    -.0893046    7.134209
         16  |   8.765693   4.026266     2.18   0.033     .7431817     16.7882
         17  |   21.92227   3.847377     5.70   0.000      14.2562    29.58833
         18  |   3.315744   3.118542     1.06   0.291    -2.898087    9.529576
         19  |   10.80823   2.822849     3.83   0.000      5.18358    16.43288
         20  |   2.181742   2.452819     0.89   0.377    -2.705607     7.06909
         21  |    5.95751   1.869486     3.19   0.002     2.232478    9.682542
         22  |   13.28518   1.630067     8.15   0.000      10.0372    16.53316
         23  |   4.237286   1.080427     3.92   0.000     2.084489    6.390084
         24  |  -3.304978   2.715293    -1.22   0.227    -8.715317    2.105361
         25  |  -1.144948   3.774205    -0.30   0.762    -8.665215    6.375319
         26  |  -1.449904   3.296329    -0.44   0.661    -8.017984    5.118175
         27  |   4.468117   3.175589     1.41   0.164    -1.859383    10.79562
         28  |   8.348428   3.239603     2.58   0.012     1.893379    14.80348
         29  |   3.133041   3.763652     0.83   0.408    -4.366199    10.63228
         30  |   8.050196   3.144683     2.56   0.013     1.784278    14.31611
         31  |   8.882422   3.833139     2.32   0.023     1.244726    16.52012
         32  |    12.8191   2.610418     4.91   0.000     7.617729    18.02047
         33  |   9.895691   3.468992     2.85   0.006     2.983573    16.80781
         34  |  -4.122003   4.097917    -1.01   0.318    -12.28728    4.043274
         35  |   .2852778   3.362271     0.08   0.933    -6.414193    6.984748
         36  |   3.845603   .8984134     4.28   0.000     2.055475    5.635731
         37  |   11.19921   1.569252     7.14   0.000     8.072406    14.32601
         38  |   4.507098   2.560218     1.76   0.082    -.5942474    9.608444
         39  |   8.510974    1.91188     4.45   0.000     4.701471    12.32048
         40  |   1.219981   2.133087     0.57   0.569    -3.030288    5.470251
         41  |    3.81928   2.326141     1.64   0.105    -.8156573    8.454217
         42  |  -3.770775   3.327132    -1.13   0.261    -10.40023    2.858681
         43  |  -1.994328   3.184877    -0.63   0.533    -8.340334    4.351678
         44  |  -1.625741   2.766589    -0.59   0.559    -7.138289    3.886807
         46  |  -4.770166   1.457378    -3.27   0.002    -7.674056   -1.866276
         47  |   -1.08983   2.091388    -0.52   0.604    -5.257013    3.077352
         49  |   5.351319   4.170544     1.28   0.203     -2.95867    13.66131
         50  |   5.317822   3.903323     1.36   0.177    -2.459718    13.09536
         51  |   12.18245    3.01129     4.05   0.000     6.182319    18.18257
         52  |   .0535731   3.796928     0.01   0.989    -7.511971    7.619117
         53  |   2.376409   1.770717     1.34   0.184    -1.151822    5.904639
         54  |   .2965189   2.316773     0.13   0.899    -4.319752     4.91279
         55  |   3.790664   2.407205     1.57   0.120    -1.005796    8.587125
         56  |   3.026632   2.752631     1.10   0.275    -2.458104    8.511368
         58  |   7.636889   3.450433     2.21   0.030     .7617505    14.51203
         59  |   5.952467   2.894756     2.06   0.043     .1845405    11.72039
         61  |   .8941743   3.669168     0.24   0.808    -6.416803    8.205152
         62  |   1.268318   3.085883     0.41   0.682    -4.880438    7.417074
         63  |   1.023114   2.321617     0.44   0.661    -3.602808    5.649035
         64  |    .423837   2.275077     0.19   0.853    -4.109353    4.957027
         65  |  -3.595484   .2737875   -13.13   0.000    -4.141017    -3.04995
         66  |  -2.189703   2.618845    -0.84   0.406    -7.407867     3.02846
         69  |  -4.920928   1.556904    -3.16   0.002    -8.023126    -1.81873
         70  |  -7.624765   3.850136    -1.98   0.051    -15.29633    .0467985
         71  |  -5.156409    1.32711    -3.89   0.000    -7.800734   -2.512084
         72  |  -.7257471   2.998535    -0.24   0.809    -6.700458    5.248964
         75  |  -1.993688   2.335241    -0.85   0.396    -6.646757     2.65938
         77  |  -2.564356   1.047575    -2.45   0.017    -4.651695   -.4770166
         79  |  -5.385491   1.329373    -4.05   0.000    -8.034325   -2.736656
         82  |   2.985429   1.458615     2.05   0.044     .0790751    5.891782
         83  |  -2.445921   1.304032    -1.88   0.065    -5.044262    .1524201
         84  |  -4.525671   .3630665   -12.47   0.000    -5.249097   -3.802246
         85  |  -1.527378   2.194645    -0.70   0.489    -5.900303    2.845547
         87  |      8.479   3.260665     2.60   0.011     1.981983    14.97602
         88  |  -1.760144   1.419007    -1.24   0.219    -4.587577    1.067289
         89  |   4.971375   .8838594     5.62   0.000     3.210247    6.732504
             |
regno#c.time |
          1  |   1.413726   .1466881     9.64   0.000     1.121443    1.706008
          2  |   1.180269   .3852734     3.06   0.003     .4125954    1.947943
          3  |   1.042625   .3538957     2.95   0.004     .3374726    1.747778
          5  |   1.308809   .2897034     4.52   0.000     .7315624    1.886056
          6  |  -.3369394   .3861243    -0.87   0.386    -1.106309    .4324301
          7  |   .8106934   .3081045     2.63   0.010     .1967817    1.424605
          8  |  -.5217446    .242263    -2.15   0.035    -1.004464    -.039025
          9  |   .9540246   .1796965     5.31   0.000     .5959715    1.312078
         10  |   1.292744    .194918     6.63   0.000     .9043615    1.681127
         11  |   1.165341   .1117191    10.43   0.000     .9427354    1.387946
         12  |  -.5008954    .135629    -3.69   0.000    -.7711421   -.2306487
         13  |  -.3120498   .0891971    -3.50   0.001    -.4897789   -.1343206
         14  |   .4170587   .1495291     2.79   0.007     .1191155    .7150019
         15  |   .9206759   .1986572     4.63   0.000     .5248429    1.316509
         16  |   1.859933   .2650432     7.02   0.000     1.331823    2.388043
         17  |  -1.764671   .2293697    -7.69   0.000      -2.2217   -1.307642
         18  |   .8593799   .1846788     4.65   0.000     .4913995     1.22736
         19  |  -.4521463   .2387223    -1.89   0.062    -.9278108    .0235183
         20  |   1.019165   .2425653     4.20   0.000     .5358429    1.502487
         21  |   .5138926   .2601484     1.98   0.052    -.0044643     1.03225
         22  |  -1.392706   .1528746    -9.11   0.000    -1.697316   -1.088097
         23  |   1.038294   .0890268    11.66   0.000     .8609045    1.215684
         24  |   1.775027   .1261093    14.08   0.000     1.523748    2.026305
         25  |   1.820297   .1335656    13.63   0.000     1.554162    2.086433
         26  |   1.814014   .1122622    16.16   0.000     1.590327    2.037702
         27  |   .7138641   .2334077     3.06   0.003     .2487891    1.178939
         28  |   .5087871    .116203     4.38   0.000     .2772476    .7403265
         29  |   1.231049   .1840387     6.69   0.000     .8643438    1.597754
         30  |   .4863667   .2004699     2.43   0.018     .0869218    .8858116
         31  |  -.1659483   .1642386    -1.01   0.316    -.4932009    .1613044
         32  |  -1.240711    .173517    -7.15   0.000    -1.586451   -.8949703
         33  |  -.6272948   .1485491    -4.22   0.000    -.9232852   -.3313043
         34  |    1.96626   .0882048    22.29   0.000     1.790509    2.142012
         35  |   1.807869   .0754212    23.97   0.000     1.657588    1.958149
         36  |   1.179357   .0992157    11.89   0.000     .9816653    1.377049
         37  |   .2016999   .2242254     0.90   0.371    -.2450791    .6484788
         38  |   .9012337   .1677503     5.37   0.000      .566984    1.235483
         39  |   .1112958   .1541373     0.72   0.473    -.1958295    .4184212
         40  |   1.543715   .1211303    12.74   0.000     1.302357    1.785072
         41  |   .7182064   .1008322     7.12   0.000     .5172938     .919119
         42  |   2.736055   .1556357    17.58   0.000     2.425944    3.046166
         43  |   2.417838   .1653633    14.62   0.000     2.088345    2.747332
         44  |   1.545819   .4920447     3.14   0.002      .565399     2.52624
         46  |   2.874073   .2452141    11.72   0.000     2.385473    3.362673
         47  |   2.310671   .2861668     8.07   0.000     1.740471    2.880871
         49  |   1.864789   .1766012    10.56   0.000     1.512903    2.216674
         50  |   1.527078   .1802604     8.47   0.000     1.167901    1.886254
         51  |   .0530939   .1155003     0.46   0.647    -.1770454    .2832332
         52  |   1.911085    .034063    56.10   0.000     1.843213    1.978957
         53  |   1.000794   .0690508    14.49   0.000     .8632072    1.138381
         54  |   1.631745   .1744552     9.35   0.000     1.284135    1.979354
         55  |   1.112957   .0968518    11.49   0.000     .9199755    1.305939
         56  |   1.407209   .1182195    11.90   0.000     1.171652    1.642767
         58  |   .8513098   .0416504    20.44   0.000     .7683196    .9342999
         59  |   .8592575    .070955    12.11   0.000     .7178766    1.000638
         61  |    1.86918   .2052921     9.10   0.000     1.460127    2.278234
         62  |   1.481463   .1592208     9.30   0.000     1.164208    1.798717
         63  |   1.738116   .1162391    14.95   0.000     1.506505    1.969728
         64  |   1.888946   .0763422    24.74   0.000     1.736831    2.041061
         65  |   2.289451   .3550725     6.45   0.000     1.581953    2.996948
         66  |   2.532976   .1040445    24.35   0.000     2.325663    2.740289
         69  |   2.364856   .1614763    14.65   0.000     2.043108    2.686605
         70  |   3.020307   .3487304     8.66   0.000     2.325447    3.715168
         71  |   2.061964   .0989491    20.84   0.000     1.864804    2.259125
         72  |   2.435501   .2375997    10.25   0.000     1.962073    2.908929
         75  |   2.517577   .0805377    31.26   0.000     2.357102    2.678052
         77  |   1.831023   .0330373    55.42   0.000     1.765195    1.896852
         79  |   3.289273   .4092315     8.04   0.000     2.473862    4.104685
         82  |   1.559302   .0444829    35.05   0.000     1.470668    1.647936
         83  |   2.234052   .1938774    11.52   0.000     1.847743    2.620362
         84  |   2.267544   .1357192    16.71   0.000     1.997118    2.537971
         85  |   3.029242   .1076353    28.14   0.000     2.814774     3.24371
         87  |   2.148163   .8755221     2.45   0.016      .403647    3.892679
         88  |   2.684774     .31171     8.61   0.000     2.063678     3.30587
         89  |          0  (omitted)
             |
       _cons |   29.93245   22.89351     1.31   0.195    -15.68387    75.54877
------------------------------------------------------------------------------

. reg divr sr15a lnpop urbsh i.agegroup i.regno i.regno#c.time, cluster(regno);
note: 89.regno#c.time omitted because of collinearity

Linear regression                               Number of obs     =        375
                                                F(5, 74)          =          .
                                                Prob > F          =          .
                                                R-squared         =     0.9383
                                                Root MSE          =     1.6911

                                 (Std. Err. adjusted for 75 clusters in regno)
------------------------------------------------------------------------------
             |               Robust
        divr |      Coef.   Std. Err.      t    P>|t|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
       sr15a |  -10.77097   7.504612    -1.44   0.155    -25.72424    4.182293
       lnpop |  -1.486638   1.927551    -0.77   0.443    -5.327368    2.354091
       urbsh |   8.359586   9.102648     0.92   0.361    -9.777836    26.49701
             |
    agegroup |
          2  |   5.569422   1.678858     3.32   0.001     2.224224     8.91462
          3  |    2.52598   1.390323     1.82   0.073    -.2442983    5.296259
          4  |  -1.965492   2.121445    -0.93   0.357    -6.192564     2.26158
          5  |  -8.920381   1.916479    -4.65   0.000    -12.73905   -5.101713
             |
       regno |
          2  |   1.700166   3.470706     0.49   0.626    -5.215367      8.6157
          3  |   3.646737   2.136885     1.71   0.092    -.6110992    7.904574
          5  |   1.047777   2.325261     0.45   0.654    -3.585407    5.680961
          6  |    7.92421   2.454647     3.23   0.002     3.033219     12.8152
          7  |   10.35134   3.489341     2.97   0.004     3.398677    17.30401
          8  |   11.56407   1.612241     7.17   0.000     8.351612    14.77653
          9  |   1.596488    2.09853     0.76   0.449    -2.584925      5.7779
         10  |   .4642806   3.135518     0.15   0.883    -5.783375    6.711936
         11  |   2.147349   2.860272     0.75   0.455    -3.551867    7.846566
         12  |   10.73097   1.196187     8.97   0.000     8.347517    13.11443
         13  |   8.390941   1.105943     7.59   0.000     6.187302    10.59458
         14  |   4.741692   2.111432     2.25   0.028     .5345717    8.948813
         15  |   3.471215   1.784357     1.95   0.056     -.084193    7.026623
         16  |   7.523579    3.92509     1.92   0.059    -.2973337    15.34449
         17  |   21.14169   3.704776     5.71   0.000     13.75977    28.52362
         18  |   3.030149   3.185306     0.95   0.345    -3.316712    9.377009
         19  |   10.36145   2.733783     3.79   0.000     4.914269    15.80863
         20  |   1.509359   2.515686     0.60   0.550    -3.503255    6.521974
         21  |   5.526412   1.806301     3.06   0.003     1.927278    9.125546
         22  |   12.89315   1.547618     8.33   0.000     9.809448    15.97684
         23  |    4.07789   1.072682     3.80   0.000     1.940524    6.215256
         24  |  -3.223021   2.989209    -1.08   0.284    -9.179149    2.733107
         25  |  -1.450418   3.986612    -0.36   0.717    -9.393916    6.493081
         26  |  -1.625145    3.62497    -0.45   0.655    -8.848055    5.597764
         27  |   3.832273   3.010991     1.27   0.207    -2.167258    9.831805
         28  |   7.508921    3.05489     2.46   0.016      1.42192    13.59592
         29  |    2.67596   3.897343     0.69   0.494    -5.089666    10.44159
         30  |    7.54047   3.111597     2.42   0.018     1.340477    13.74046
         31  |   8.558601    3.85525     2.22   0.029     .8768474    16.24035
         32  |   12.54122   2.668149     4.70   0.000     7.224815    17.85762
         33  |   9.594776   3.438862     2.79   0.007     2.742694    16.44686
         34  |  -3.072652   4.074502    -0.75   0.453    -11.19128    5.045971
         35  |  -.3422735   3.258287    -0.11   0.917    -6.834552    6.150005
         36  |   4.097091   .9132075     4.49   0.000     2.277485    5.916697
         37  |   11.09293   1.533068     7.24   0.000     8.038222    14.14763
         38  |   4.223803   2.578473     1.64   0.106    -.9139167    9.361522
         39  |   8.334911   1.863277     4.47   0.000     4.622251    12.04757
         40  |   .8544882   2.037965     0.42   0.676    -3.206247    4.915223
         41  |   3.800948    2.39313     1.59   0.116    -.9674684    8.569364
         42  |   -2.95615   3.488585    -0.85   0.400    -9.907307    3.995008
         43  |  -1.545651   3.304777    -0.47   0.641    -8.130563    5.039261
         44  |   -.528351   2.827851    -0.19   0.852    -6.162968    5.106266
         46  |  -4.239256   1.582316    -2.68   0.009    -7.392089   -1.086423
         47  |  -.3940705   2.279153    -0.17   0.863    -4.935381     4.14724
         49  |   4.546416   4.032573     1.13   0.263     -3.48866    12.58149
         50  |   5.058417   3.896775     1.30   0.198    -2.706076    12.82291
         51  |   11.48898    2.85376     4.03   0.000     5.802743    17.17523
         52  |   -.503711   3.668822    -0.14   0.891    -7.813999    6.806577
         53  |   2.184148   1.865754     1.17   0.245    -1.533448    5.901745
         54  |   .0090103   2.341829     0.00   0.997    -4.657186    4.675207
         55  |   3.246152   2.293688     1.42   0.161     -1.32412    7.816425
         56  |   2.528723   2.662486     0.95   0.345    -2.776396    7.833841
         58  |   7.008576   3.401757     2.06   0.043     .2304283    13.78672
         59  |   5.319496   2.827911     1.88   0.064    -.3152401    10.95423
         61  |  -.0171874   3.473423    -0.00   0.996    -6.938133    6.903759
         62  |   .3631799   3.081305     0.12   0.906    -5.776454    6.502814
         63  |   .3911352   2.186444     0.18   0.859    -3.965449     4.74772
         64  |   .1489398   2.223282     0.07   0.947    -4.281046    4.578926
         65  |  -3.712379   .2500003   -14.85   0.000    -4.210516   -3.214243
         66  |  -2.338833    2.68538    -0.87   0.387     -7.68957    3.011904
         69  |  -4.513949   1.739358    -2.60   0.011    -7.979696   -1.048202
         70  |  -6.116951   3.851854    -1.59   0.117    -13.79194    1.558035
         71  |  -4.623255   1.251142    -3.70   0.000    -7.116209   -2.130301
         72  |  -1.334704    2.91059    -0.46   0.648     -7.13418    4.464772
         75  |  -1.963243   2.555721    -0.77   0.445    -7.055628    3.129142
         77  |  -2.826111   1.087452    -2.60   0.011    -4.992906   -.6593148
         79  |  -3.811691   1.218204    -3.13   0.003    -6.239016   -1.384367
         82  |   2.018436   1.289305     1.57   0.122    -.5505608    4.587433
         83  |  -2.640244   1.295951    -2.04   0.045    -5.222483    -.058005
         84  |  -4.430624   .4842141    -9.15   0.000    -5.395441   -3.465806
         85  |  -1.506498   2.158688    -0.70   0.487    -5.807778    2.794782
         87  |   9.337008   3.320241     2.81   0.006     2.721283    15.95273
         88  |  -1.531832   1.386302    -1.10   0.273    -4.294098    1.230435
         89  |   4.285723   1.562133     2.74   0.008     1.173104    7.398341
             |
regno#c.time |
          1  |   1.121896    .412029     2.72   0.008     .3009098    1.942881
          2  |   1.046537   .6798518     1.54   0.128     -.308097    2.401172
          3  |   .7703169   .7573386     1.02   0.312    -.7387132    2.279347
          5  |   .9972431   .6631507     1.50   0.137    -.3241135      2.3186
          6  |  -.2809298   .4898018    -0.57   0.568    -1.256881    .6950217
          7  |   .4133618   .2784485     1.48   0.142    -.1414589    .9681825
          8  |  -.9682515   .2210145    -4.38   0.000    -1.408632   -.5278706
          9  |   .6346895    .439415     1.44   0.153     -.240864    1.510243
         10  |   1.108106   .3266878     3.39   0.001     .4571666    1.759046
         11  |    .951628   .2400756     3.96   0.000     .4732669    1.429989
         12  |  -.9945161   .2669245    -3.73   0.000    -1.526375   -.4626575
         13  |  -.8077377   .3049608    -2.65   0.010    -1.415385   -.2000899
         14  |   .1280773   .4170222     0.31   0.760    -.7028576    .9590121
         15  |   .4933796   .6033253     0.82   0.416    -.7087722    1.695531
         16  |   1.581409   .2486985     6.36   0.000     1.085867    2.076952
         17  |  -2.215792   .1738412   -12.75   0.000    -2.562178   -1.869406
         18  |   .5745053   .4340357     1.32   0.190    -.2903298     1.43934
         19  |  -.7948102   .5497632    -1.45   0.152    -1.890237    .3006169
         20  |   .7823791   .4665505     1.68   0.098     -.147243    1.712001
         21  |   .0925695   .5015092     0.18   0.854    -.9067094    1.091848
         22  |  -1.753773    .265502    -6.61   0.000    -2.282798   -1.224749
         23  |   .5986309   .3764385     1.59   0.116    -.1514393    1.348701
         24  |   1.403453   .3968239     3.54   0.001     .6127644    2.194142
         25  |    1.51941   .3525924     4.31   0.000      .816854    2.221965
         26  |   1.472941   .2563134     5.75   0.000     .9622257    1.983657
         27  |   .3309537   .6410733     0.52   0.607    -.9464128     1.60832
         28  |   .1484625   .3354457     0.44   0.659    -.5199276    .8168525
         29  |   .9621626   .3479108     2.77   0.007     .2689352     1.65539
         30  |   .1141082   .3220667     0.35   0.724    -.5276237      .75584
         31  |  -.5257811   .3961132    -1.33   0.188    -1.315054    .2634917
         32  |  -1.576792   .4181985    -3.77   0.000    -2.410071   -.7435134
         33  |  -1.014654   .4185571    -2.42   0.018    -1.848648    -.180661
         34  |    1.70425    .272878     6.25   0.000     1.160529    2.247972
         35  |   1.432957   .3553336     4.03   0.000     .7249398    2.140975
         36  |   .8231509   .2821414     2.92   0.005      .260972     1.38533
         37  |  -.2339199   .2930031    -0.80   0.427    -.8177413    .3499015
         38  |   .5275755   .3845739     1.37   0.174    -.2387047    1.293856
         39  |  -.3313671   .1966699    -1.68   0.096    -.7232404    .0605061
         40  |   1.142383   .3488555     3.27   0.002     .4472734    1.837493
         41  |   .3183765   .3311198     0.96   0.339    -.3413941    .9781471
         42  |   2.368973   .1661101    14.26   0.000     2.037991    2.699954
         43  |   1.987463   .1997884     9.95   0.000     1.589376     2.38555
         44  |   1.041676   .4944538     2.11   0.039     .0564552    2.026897
         46  |   2.540946    .279329     9.10   0.000     1.984371    3.097521
         47  |   1.905339   .2073256     9.19   0.000     1.492234    2.318444
         49  |   1.537739   .2094146     7.34   0.000     1.120471    1.955007
         50  |   1.158181   .2320359     4.99   0.000     .6958396    1.620523
         51  |  -.2914997   .2853982    -1.02   0.310     -.860168    .2771686
         52  |   1.524365   .3100346     4.92   0.000     .9066074    2.142122
         53  |   .6007123   .3567344     1.68   0.096    -.1100965    1.311521
         54  |   1.326431   .4385989     3.02   0.003     .4525038    2.200358
         55  |   .8345075   .3405059     2.45   0.017     .1560346     1.51298
         56  |   .9788479   .3966362     2.47   0.016      .188533    1.769163
         58  |   .4306851   .3208076     1.34   0.184    -.2085379    1.069908
         59  |   .5520518   .2143334     2.58   0.012     .1249832    .9791205
         61  |   1.682646   .3609733     4.66   0.000     .9633908    2.401901
         62  |   1.272204    .378729     3.36   0.001     .5175696    2.026838
         63  |   1.445834   .3082101     4.69   0.000     .8317118    2.059956
         64  |   1.549757   .2677378     5.79   0.000     1.016278    2.083236
         65  |   2.046487   .5133529     3.99   0.000     1.023609    3.069365
         66  |   2.197289   .3071057     7.15   0.000     1.585367     2.80921
         69  |   2.068147   .0907785    22.78   0.000     1.887267    2.249027
         70  |   2.814043   .4255041     6.61   0.000     1.966208    3.661879
         71  |   1.757085   .2193444     8.01   0.000     1.320032    2.194138
         72  |   2.147215   .4226961     5.08   0.000     1.304975    2.989456
         75  |    2.11402   .2589328     8.16   0.000     1.598085    2.629955
         77  |   1.665136   .1237218    13.46   0.000     1.418615    1.911657
         79  |     2.8148   .3038301     9.26   0.000     2.209406    3.420195
         82  |    1.60427   .0420512    38.15   0.000     1.520481    1.688059
         83  |   2.088441   .1691575    12.35   0.000     1.751387    2.425494
         84  |   2.115832    .107674    19.65   0.000     1.901287    2.330377
         85  |   3.199615    .235337    13.60   0.000     2.730695    3.668534
         87  |   2.313097   1.280632     1.81   0.075    -.2386189    4.864813
         88  |   2.558853    .324238     7.89   0.000     1.912795    3.204911
         89  |          0  (omitted)
             |
       _cons |   24.94215   23.36195     1.07   0.289    -21.60756    71.49187
------------------------------------------------------------------------------

. log close;
      name:  <unnamed>
       log:  C:\research\rfwomen\restat\table_appendix3.log
  log type:  text
 closed on:   3 Aug 2016, 10:53:46
--------------------------------------------------------------------------------------------------------------------
